Home / 39,465.20-54,457.04-22,471.68

Finding the Fourth Proportional to 39,465.20, 54,457.04 and 22,471.68

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Solution

The fourth proportional to 39,465.20, 54,457.04 and 22,471.68 is: 31,008.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,465.20 : 54,457.04 = 22,471.68 : x
  2. Step 2: Convert to fraction form
    39,465.20/54,457.04 = 22,471.68/x
  3. Step 3: Cross multiply
    39,465.20x = 54,457.04 × 22,471.68
  4. Step 4: Simplify right side
    39,465.20x = 1,223,741,176.63
  5. Step 5: Solve for x
    x = 1,223,741,176.63/39,465.20
  6. Step 6: Final answer
    x = 31,008.11

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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.