Home / 22,515.18-33,781.95-9,365.10

Finding the Fourth Proportional to 22,515.18, 33,781.95 and 9,365.10

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Solution

The fourth proportional to 22,515.18, 33,781.95 and 9,365.10 is: 14,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.18 : 33,781.95 = 9,365.10 : x
  2. Step 2: Convert to fraction form
    22,515.18/33,781.95 = 9,365.10/x
  3. Step 3: Cross multiply
    22,515.18x = 33,781.95 × 9,365.10
  4. Step 4: Simplify right side
    22,515.18x = 316,371,339.95
  5. Step 5: Solve for x
    x = 316,371,339.95/22,515.18
  6. Step 6: Final answer
    x = 14,051.47

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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.