Home / 23,699.43-32,691.48-15,315.93

Finding the Fourth Proportional to 23,699.43, 32,691.48 and 15,315.93

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Solution

The fourth proportional to 23,699.43, 32,691.48 and 15,315.93 is: 21,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,699.43 : 32,691.48 = 15,315.93 : x
  2. Step 2: Convert to fraction form
    23,699.43/32,691.48 = 15,315.93/x
  3. Step 3: Cross multiply
    23,699.43x = 32,691.48 × 15,315.93
  4. Step 4: Simplify right side
    23,699.43x = 500,700,419.28
  5. Step 5: Solve for x
    x = 500,700,419.28/23,699.43
  6. Step 6: Final answer
    x = 21,127.11

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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.