Home / 17,368.20-26,045.90-5,681.80

Finding the Fourth Proportional to 17,368.20, 26,045.90 and 5,681.80

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Solution

The fourth proportional to 17,368.20, 26,045.90 and 5,681.80 is: 8,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.20 : 26,045.90 = 5,681.80 : x
  2. Step 2: Convert to fraction form
    17,368.20/26,045.90 = 5,681.80/x
  3. Step 3: Cross multiply
    17,368.20x = 26,045.90 × 5,681.80
  4. Step 4: Simplify right side
    17,368.20x = 147,987,594.62
  5. Step 5: Solve for x
    x = 147,987,594.62/17,368.20
  6. Step 6: Final answer
    x = 8,520.61

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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.