Home / 25,277.70-34,877.88-14,665.98

Finding the Fourth Proportional to 25,277.70, 34,877.88 and 14,665.98

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Solution

The fourth proportional to 25,277.70, 34,877.88 and 14,665.98 is: 20,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.70 : 34,877.88 = 14,665.98 : x
  2. Step 2: Convert to fraction form
    25,277.70/34,877.88 = 14,665.98/x
  3. Step 3: Cross multiply
    25,277.70x = 34,877.88 × 14,665.98
  4. Step 4: Simplify right side
    25,277.70x = 511,518,290.52
  5. Step 5: Solve for x
    x = 511,518,290.52/25,277.70
  6. Step 6: Final answer
    x = 20,235.95

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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.