Home / 19,508.08-29,265-5,655.28

Finding the Fourth Proportional to 19,508.08, 29,265 and 5,655.28

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Solution

The fourth proportional to 19,508.08, 29,265 and 5,655.28 is: 8,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.08 : 29,265 = 5,655.28 : x
  2. Step 2: Convert to fraction form
    19,508.08/29,265 = 5,655.28/x
  3. Step 3: Cross multiply
    19,508.08x = 29,265 × 5,655.28
  4. Step 4: Simplify right side
    19,508.08x = 165,501,769.20
  5. Step 5: Solve for x
    x = 165,501,769.20/19,508.08
  6. Step 6: Final answer
    x = 8,483.75

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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.