Home / 25,564.79-35,279.12-14,234.04

Finding the Fourth Proportional to 25,564.79, 35,279.12 and 14,234.04

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Solution

The fourth proportional to 25,564.79, 35,279.12 and 14,234.04 is: 19,642.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.79 : 35,279.12 = 14,234.04 : x
  2. Step 2: Convert to fraction form
    25,564.79/35,279.12 = 14,234.04/x
  3. Step 3: Cross multiply
    25,564.79x = 35,279.12 × 14,234.04
  4. Step 4: Simplify right side
    25,564.79x = 502,164,405.24
  5. Step 5: Solve for x
    x = 502,164,405.24/25,564.79
  6. Step 6: Final answer
    x = 19,642.81

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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.