Home / 19,517.76-29,276.64-4,726.68

Finding the Fourth Proportional to 19,517.76, 29,276.64 and 4,726.68

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Solution

The fourth proportional to 19,517.76, 29,276.64 and 4,726.68 is: 7,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.76 : 29,276.64 = 4,726.68 : x
  2. Step 2: Convert to fraction form
    19,517.76/29,276.64 = 4,726.68/x
  3. Step 3: Cross multiply
    19,517.76x = 29,276.64 × 4,726.68
  4. Step 4: Simplify right side
    19,517.76x = 138,381,308.76
  5. Step 5: Solve for x
    x = 138,381,308.76/19,517.76
  6. Step 6: Final answer
    x = 7,090.02

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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.