Home / 23,279.34-32,128.95-13,716.17

Finding the Fourth Proportional to 23,279.34, 32,128.95 and 13,716.17

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Solution

The fourth proportional to 23,279.34, 32,128.95 and 13,716.17 is: 18,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.34 : 32,128.95 = 13,716.17 : x
  2. Step 2: Convert to fraction form
    23,279.34/32,128.95 = 13,716.17/x
  3. Step 3: Cross multiply
    23,279.34x = 32,128.95 × 13,716.17
  4. Step 4: Simplify right side
    23,279.34x = 440,686,140.12
  5. Step 5: Solve for x
    x = 440,686,140.12/23,279.34
  6. Step 6: Final answer
    x = 18,930.35

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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.