Home / 25,146.58-34,686.89-14,930.69

Finding the Fourth Proportional to 25,146.58, 34,686.89 and 14,930.69

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Solution

The fourth proportional to 25,146.58, 34,686.89 and 14,930.69 is: 20,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.58 : 34,686.89 = 14,930.69 : x
  2. Step 2: Convert to fraction form
    25,146.58/34,686.89 = 14,930.69/x
  3. Step 3: Cross multiply
    25,146.58x = 34,686.89 × 14,930.69
  4. Step 4: Simplify right side
    25,146.58x = 517,899,044.44
  5. Step 5: Solve for x
    x = 517,899,044.44/25,146.58
  6. Step 6: Final answer
    x = 20,595.21

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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.