Home / 26,312.57-39,468.29-8,543.20

Finding the Fourth Proportional to 26,312.57, 39,468.29 and 8,543.20

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Solution

The fourth proportional to 26,312.57, 39,468.29 and 8,543.20 is: 12,814.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.57 : 39,468.29 = 8,543.20 : x
  2. Step 2: Convert to fraction form
    26,312.57/39,468.29 = 8,543.20/x
  3. Step 3: Cross multiply
    26,312.57x = 39,468.29 × 8,543.20
  4. Step 4: Simplify right side
    26,312.57x = 337,185,255.07
  5. Step 5: Solve for x
    x = 337,185,255.07/26,312.57
  6. Step 6: Final answer
    x = 12,814.61

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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.