Home / 17,658.41-26,487.59-4,510.78

Finding the Fourth Proportional to 17,658.41, 26,487.59 and 4,510.78

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Solution

The fourth proportional to 17,658.41, 26,487.59 and 4,510.78 is: 6,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,658.41 : 26,487.59 = 4,510.78 : x
  2. Step 2: Convert to fraction form
    17,658.41/26,487.59 = 4,510.78/x
  3. Step 3: Cross multiply
    17,658.41x = 26,487.59 × 4,510.78
  4. Step 4: Simplify right side
    17,658.41x = 119,479,602.45
  5. Step 5: Solve for x
    x = 119,479,602.45/17,658.41
  6. Step 6: Final answer
    x = 6,766.16

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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.