Home / 25,311.95-34,930.86-14,701.58

Finding the Fourth Proportional to 25,311.95, 34,930.86 and 14,701.58

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Solution

The fourth proportional to 25,311.95, 34,930.86 and 14,701.58 is: 20,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,311.95 : 34,930.86 = 14,701.58 : x
  2. Step 2: Convert to fraction form
    25,311.95/34,930.86 = 14,701.58/x
  3. Step 3: Cross multiply
    25,311.95x = 34,930.86 × 14,701.58
  4. Step 4: Simplify right side
    25,311.95x = 513,538,759.25
  5. Step 5: Solve for x
    x = 513,538,759.25/25,311.95
  6. Step 6: Final answer
    x = 20,288.40

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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.