Home / 52,328.03-72,214.05-28,456.10

Finding the Fourth Proportional to 52,328.03, 72,214.05 and 28,456.10

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Solution

The fourth proportional to 52,328.03, 72,214.05 and 28,456.10 is: 39,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.03 : 72,214.05 = 28,456.10 : x
  2. Step 2: Convert to fraction form
    52,328.03/72,214.05 = 28,456.10/x
  3. Step 3: Cross multiply
    52,328.03x = 72,214.05 × 28,456.10
  4. Step 4: Simplify right side
    52,328.03x = 2,054,930,228.21
  5. Step 5: Solve for x
    x = 2,054,930,228.21/52,328.03
  6. Step 6: Final answer
    x = 39,270.16

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.