Home / 39,618.60-54,666.73-22,615.08

Finding the Fourth Proportional to 39,618.60, 54,666.73 and 22,615.08

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Solution

The fourth proportional to 39,618.60, 54,666.73 and 22,615.08 is: 31,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,618.60 : 54,666.73 = 22,615.08 : x
  2. Step 2: Convert to fraction form
    39,618.60/54,666.73 = 22,615.08/x
  3. Step 3: Cross multiply
    39,618.60x = 54,666.73 × 22,615.08
  4. Step 4: Simplify right side
    39,618.60x = 1,236,292,472.29
  5. Step 5: Solve for x
    x = 1,236,292,472.29/39,618.60
  6. Step 6: Final answer
    x = 31,204.85

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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.