Home / 32,886.39-45,389.15-18,550.62

Finding the Fourth Proportional to 32,886.39, 45,389.15 and 18,550.62

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Solution

The fourth proportional to 32,886.39, 45,389.15 and 18,550.62 is: 25,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,886.39 : 45,389.15 = 18,550.62 : x
  2. Step 2: Convert to fraction form
    32,886.39/45,389.15 = 18,550.62/x
  3. Step 3: Cross multiply
    32,886.39x = 45,389.15 × 18,550.62
  4. Step 4: Simplify right side
    32,886.39x = 841,996,781.02
  5. Step 5: Solve for x
    x = 841,996,781.02/32,886.39
  6. Step 6: Final answer
    x = 25,603.20

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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.