Home / 22,708.79-31,320.38-14,753.58

Finding the Fourth Proportional to 22,708.79, 31,320.38 and 14,753.58

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Solution

The fourth proportional to 22,708.79, 31,320.38 and 14,753.58 is: 20,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.79 : 31,320.38 = 14,753.58 : x
  2. Step 2: Convert to fraction form
    22,708.79/31,320.38 = 14,753.58/x
  3. Step 3: Cross multiply
    22,708.79x = 31,320.38 × 14,753.58
  4. Step 4: Simplify right side
    22,708.79x = 462,087,768.84
  5. Step 5: Solve for x
    x = 462,087,768.84/22,708.79
  6. Step 6: Final answer
    x = 20,348.41

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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.