Home / 19,760.10-29,663.30-15,602.91

Finding the Fourth Proportional to 19,760.10, 29,663.30 and 15,602.91

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Solution

The fourth proportional to 19,760.10, 29,663.30 and 15,602.91 is: 23,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.10 : 29,663.30 = 15,602.91 : x
  2. Step 2: Convert to fraction form
    19,760.10/29,663.30 = 15,602.91/x
  3. Step 3: Cross multiply
    19,760.10x = 29,663.30 × 15,602.91
  4. Step 4: Simplify right side
    19,760.10x = 462,833,800.20
  5. Step 5: Solve for x
    x = 462,833,800.20/19,760.10
  6. Step 6: Final answer
    x = 23,422.64

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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.