Home / 25,751.12-38,577.65-14,665.46

Finding the Fourth Proportional to 25,751.12, 38,577.65 and 14,665.46

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Solution

The fourth proportional to 25,751.12, 38,577.65 and 14,665.46 is: 21,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,751.12 : 38,577.65 = 14,665.46 : x
  2. Step 2: Convert to fraction form
    25,751.12/38,577.65 = 14,665.46/x
  3. Step 3: Cross multiply
    25,751.12x = 38,577.65 × 14,665.46
  4. Step 4: Simplify right side
    25,751.12x = 565,758,716.75
  5. Step 5: Solve for x
    x = 565,758,716.75/25,751.12
  6. Step 6: Final answer
    x = 21,970.26

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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.