Home / 19,519.08-29,281.50-5,666.28

Finding the Fourth Proportional to 19,519.08, 29,281.50 and 5,666.28

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Solution

The fourth proportional to 19,519.08, 29,281.50 and 5,666.28 is: 8,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.08 : 29,281.50 = 5,666.28 : x
  2. Step 2: Convert to fraction form
    19,519.08/29,281.50 = 5,666.28/x
  3. Step 3: Cross multiply
    19,519.08x = 29,281.50 × 5,666.28
  4. Step 4: Simplify right side
    19,519.08x = 165,917,177.82
  5. Step 5: Solve for x
    x = 165,917,177.82/19,519.08
  6. Step 6: Final answer
    x = 8,500.26

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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.