Home / 23,862.99-32,921.28-13,789.47

Finding the Fourth Proportional to 23,862.99, 32,921.28 and 13,789.47

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Solution

The fourth proportional to 23,862.99, 32,921.28 and 13,789.47 is: 19,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,862.99 : 32,921.28 = 13,789.47 : x
  2. Step 2: Convert to fraction form
    23,862.99/32,921.28 = 13,789.47/x
  3. Step 3: Cross multiply
    23,862.99x = 32,921.28 × 13,789.47
  4. Step 4: Simplify right side
    23,862.99x = 453,967,002.92
  5. Step 5: Solve for x
    x = 453,967,002.92/23,862.99
  6. Step 6: Final answer
    x = 19,023.89

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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.