Home / 19,508.63-29,267.28-7,663.55

Finding the Fourth Proportional to 19,508.63, 29,267.28 and 7,663.55

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Solution

The fourth proportional to 19,508.63, 29,267.28 and 7,663.55 is: 11,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.63 : 29,267.28 = 7,663.55 : x
  2. Step 2: Convert to fraction form
    19,508.63/29,267.28 = 7,663.55/x
  3. Step 3: Cross multiply
    19,508.63x = 29,267.28 × 7,663.55
  4. Step 4: Simplify right side
    19,508.63x = 224,291,117.31
  5. Step 5: Solve for x
    x = 224,291,117.31/19,508.63
  6. Step 6: Final answer
    x = 11,497.02

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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.