Home / 32,389.28-44,697.40-18,242.40

Finding the Fourth Proportional to 32,389.28, 44,697.40 and 18,242.40

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Solution

The fourth proportional to 32,389.28, 44,697.40 and 18,242.40 is: 25,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,389.28 : 44,697.40 = 18,242.40 : x
  2. Step 2: Convert to fraction form
    32,389.28/44,697.40 = 18,242.40/x
  3. Step 3: Cross multiply
    32,389.28x = 44,697.40 × 18,242.40
  4. Step 4: Simplify right side
    32,389.28x = 815,387,849.76
  5. Step 5: Solve for x
    x = 815,387,849.76/32,389.28
  6. Step 6: Final answer
    x = 25,174.62

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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.