Home / 25,117.16-37,658.70-10,321.80

Finding the Fourth Proportional to 25,117.16, 37,658.70 and 10,321.80

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Solution

The fourth proportional to 25,117.16, 37,658.70 and 10,321.80 is: 15,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.16 : 37,658.70 = 10,321.80 : x
  2. Step 2: Convert to fraction form
    25,117.16/37,658.70 = 10,321.80/x
  3. Step 3: Cross multiply
    25,117.16x = 37,658.70 × 10,321.80
  4. Step 4: Simplify right side
    25,117.16x = 388,705,569.66
  5. Step 5: Solve for x
    x = 388,705,569.66/25,117.16
  6. Step 6: Final answer
    x = 15,475.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.