Home / 25,115.07-34,658.43-14,359.83

Finding the Fourth Proportional to 25,115.07, 34,658.43 and 14,359.83

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Solution

The fourth proportional to 25,115.07, 34,658.43 and 14,359.83 is: 19,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.07 : 34,658.43 = 14,359.83 : x
  2. Step 2: Convert to fraction form
    25,115.07/34,658.43 = 14,359.83/x
  3. Step 3: Cross multiply
    25,115.07x = 34,658.43 × 14,359.83
  4. Step 4: Simplify right side
    25,115.07x = 497,689,162.87
  5. Step 5: Solve for x
    x = 497,689,162.87/25,115.07
  6. Step 6: Final answer
    x = 19,816.36

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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.