Home / 39,256.79-54,179.60-22,267.17

Finding the Fourth Proportional to 39,256.79, 54,179.60 and 22,267.17

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Solution

The fourth proportional to 39,256.79, 54,179.60 and 22,267.17 is: 30,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.79 : 54,179.60 = 22,267.17 : x
  2. Step 2: Convert to fraction form
    39,256.79/54,179.60 = 22,267.17/x
  3. Step 3: Cross multiply
    39,256.79x = 54,179.60 × 22,267.17
  4. Step 4: Simplify right side
    39,256.79x = 1,206,426,252.40
  5. Step 5: Solve for x
    x = 1,206,426,252.40/39,256.79
  6. Step 6: Final answer
    x = 30,731.66

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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.