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Finding the Fourth Proportional to 17,577.74, 24,256.95 and 9,619.80

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Solution

The fourth proportional to 17,577.74, 24,256.95 and 9,619.80 is: 13,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.74 : 24,256.95 = 9,619.80 : x
  2. Step 2: Convert to fraction form
    17,577.74/24,256.95 = 9,619.80/x
  3. Step 3: Cross multiply
    17,577.74x = 24,256.95 × 9,619.80
  4. Step 4: Simplify right side
    17,577.74x = 233,347,007.61
  5. Step 5: Solve for x
    x = 233,347,007.61/17,577.74
  6. Step 6: Final answer
    x = 13,275.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.