Home / 22,567.60-31,132.86-14,612.40

Finding the Fourth Proportional to 22,567.60, 31,132.86 and 14,612.40

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Solution

The fourth proportional to 22,567.60, 31,132.86 and 14,612.40 is: 20,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.60 : 31,132.86 = 14,612.40 : x
  2. Step 2: Convert to fraction form
    22,567.60/31,132.86 = 14,612.40/x
  3. Step 3: Cross multiply
    22,567.60x = 31,132.86 × 14,612.40
  4. Step 4: Simplify right side
    22,567.60x = 454,925,803.46
  5. Step 5: Solve for x
    x = 454,925,803.46/22,567.60
  6. Step 6: Final answer
    x = 20,158.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.