Home / 25,281.09-34,887.87-14,671.71

Finding the Fourth Proportional to 25,281.09, 34,887.87 and 14,671.71

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Solution

The fourth proportional to 25,281.09, 34,887.87 and 14,671.71 is: 20,246.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.09 : 34,887.87 = 14,671.71 : x
  2. Step 2: Convert to fraction form
    25,281.09/34,887.87 = 14,671.71/x
  3. Step 3: Cross multiply
    25,281.09x = 34,887.87 × 14,671.71
  4. Step 4: Simplify right side
    25,281.09x = 511,864,711.16
  5. Step 5: Solve for x
    x = 511,864,711.16/25,281.09
  6. Step 6: Final answer
    x = 20,246.94

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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.