Home / 22,950.74-34,436.64-13,609.28

Finding the Fourth Proportional to 22,950.74, 34,436.64 and 13,609.28

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Solution

The fourth proportional to 22,950.74, 34,436.64 and 13,609.28 is: 20,420.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,950.74 : 34,436.64 = 13,609.28 : x
  2. Step 2: Convert to fraction form
    22,950.74/34,436.64 = 13,609.28/x
  3. Step 3: Cross multiply
    22,950.74x = 34,436.64 × 13,609.28
  4. Step 4: Simplify right side
    22,950.74x = 468,657,876.02
  5. Step 5: Solve for x
    x = 468,657,876.02/22,950.74
  6. Step 6: Final answer
    x = 20,420.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.