Home / 22,972.96-34,228.40-21,463.92

Finding the Fourth Proportional to 22,972.96, 34,228.40 and 21,463.92

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Solution

The fourth proportional to 22,972.96, 34,228.40 and 21,463.92 is: 31,980.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972.96 : 34,228.40 = 21,463.92 : x
  2. Step 2: Convert to fraction form
    22,972.96/34,228.40 = 21,463.92/x
  3. Step 3: Cross multiply
    22,972.96x = 34,228.40 × 21,463.92
  4. Step 4: Simplify right side
    22,972.96x = 734,675,639.33
  5. Step 5: Solve for x
    x = 734,675,639.33/22,972.96
  6. Step 6: Final answer
    x = 31,980.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.