Home / 39,491.28-54,501.22-22,500.84

Finding the Fourth Proportional to 39,491.28, 54,501.22 and 22,500.84

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Solution

The fourth proportional to 39,491.28, 54,501.22 and 22,500.84 is: 31,053.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.28 : 54,501.22 = 22,500.84 : x
  2. Step 2: Convert to fraction form
    39,491.28/54,501.22 = 22,500.84/x
  3. Step 3: Cross multiply
    39,491.28x = 54,501.22 × 22,500.84
  4. Step 4: Simplify right side
    39,491.28x = 1,226,323,231.02
  5. Step 5: Solve for x
    x = 1,226,323,231.02/39,491.28
  6. Step 6: Final answer
    x = 31,053.01

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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.