Home / 39,731.58-54,816.20-22,501.59

Finding the Fourth Proportional to 39,731.58, 54,816.20 and 22,501.59

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Solution

The fourth proportional to 39,731.58, 54,816.20 and 22,501.59 is: 31,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.58 : 54,816.20 = 22,501.59 : x
  2. Step 2: Convert to fraction form
    39,731.58/54,816.20 = 22,501.59/x
  3. Step 3: Cross multiply
    39,731.58x = 54,816.20 × 22,501.59
  4. Step 4: Simplify right side
    39,731.58x = 1,233,451,271.17
  5. Step 5: Solve for x
    x = 1,233,451,271.17/39,731.58
  6. Step 6: Final answer
    x = 31,044.60

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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.