Home / 23,901.21-32,981.58-13,288.59

Finding the Fourth Proportional to 23,901.21, 32,981.58 and 13,288.59

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Solution

The fourth proportional to 23,901.21, 32,981.58 and 13,288.59 is: 18,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.21 : 32,981.58 = 13,288.59 : x
  2. Step 2: Convert to fraction form
    23,901.21/32,981.58 = 13,288.59/x
  3. Step 3: Cross multiply
    23,901.21x = 32,981.58 × 13,288.59
  4. Step 4: Simplify right side
    23,901.21x = 438,278,694.17
  5. Step 5: Solve for x
    x = 438,278,694.17/23,901.21
  6. Step 6: Final answer
    x = 18,337.09

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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.