Home / 52,328.53-72,214.74-28,456.60

Finding the Fourth Proportional to 52,328.53, 72,214.74 and 28,456.60

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Solution

The fourth proportional to 52,328.53, 72,214.74 and 28,456.60 is: 39,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.53 : 72,214.74 = 28,456.60 : x
  2. Step 2: Convert to fraction form
    52,328.53/72,214.74 = 28,456.60/x
  3. Step 3: Cross multiply
    52,328.53x = 72,214.74 × 28,456.60
  4. Step 4: Simplify right side
    52,328.53x = 2,054,985,970.28
  5. Step 5: Solve for x
    x = 2,054,985,970.28/52,328.53
  6. Step 6: Final answer
    x = 39,270.85

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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.