Home / 39,489.90-54,495.98-22,494.14

Finding the Fourth Proportional to 39,489.90, 54,495.98 and 22,494.14

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Solution

The fourth proportional to 39,489.90, 54,495.98 and 22,494.14 is: 31,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,489.90 : 54,495.98 = 22,494.14 : x
  2. Step 2: Convert to fraction form
    39,489.90/54,495.98 = 22,494.14/x
  3. Step 3: Cross multiply
    39,489.90x = 54,495.98 × 22,494.14
  4. Step 4: Simplify right side
    39,489.90x = 1,225,839,931.08
  5. Step 5: Solve for x
    x = 1,225,839,931.08/39,489.90
  6. Step 6: Final answer
    x = 31,041.86

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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.