Home / 22,720.32-34,065.90-14,920.02

Finding the Fourth Proportional to 22,720.32, 34,065.90 and 14,920.02

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Solution

The fourth proportional to 22,720.32, 34,065.90 and 14,920.02 is: 22,370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.32 : 34,065.90 = 14,920.02 : x
  2. Step 2: Convert to fraction form
    22,720.32/34,065.90 = 14,920.02/x
  3. Step 3: Cross multiply
    22,720.32x = 34,065.90 × 14,920.02
  4. Step 4: Simplify right side
    22,720.32x = 508,263,909.32
  5. Step 5: Solve for x
    x = 508,263,909.32/22,720.32
  6. Step 6: Final answer
    x = 22,370.46

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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.