Home / 14,932.81-22,398.40-4,543.75

Finding the Fourth Proportional to 14,932.81, 22,398.40 and 4,543.75

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Solution

The fourth proportional to 14,932.81, 22,398.40 and 4,543.75 is: 6,815.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932.81 : 22,398.40 = 4,543.75 : x
  2. Step 2: Convert to fraction form
    14,932.81/22,398.40 = 4,543.75/x
  3. Step 3: Cross multiply
    14,932.81x = 22,398.40 × 4,543.75
  4. Step 4: Simplify right side
    14,932.81x = 101,772,730
  5. Step 5: Solve for x
    x = 101,772,730/14,932.81
  6. Step 6: Final answer
    x = 6,815.38

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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.