Home / 32,909.04-45,402.62-18,753.68

Finding the Fourth Proportional to 32,909.04, 45,402.62 and 18,753.68

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Solution

The fourth proportional to 32,909.04, 45,402.62 and 18,753.68 is: 25,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,909.04 : 45,402.62 = 18,753.68 : x
  2. Step 2: Convert to fraction form
    32,909.04/45,402.62 = 18,753.68/x
  3. Step 3: Cross multiply
    32,909.04x = 45,402.62 × 18,753.68
  4. Step 4: Simplify right side
    32,909.04x = 851,466,206.64
  5. Step 5: Solve for x
    x = 851,466,206.64/32,909.04
  6. Step 6: Final answer
    x = 25,873.32

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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.