Home / 26,312.07-39,467.54-8,542.70

Finding the Fourth Proportional to 26,312.07, 39,467.54 and 8,542.70

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Solution

The fourth proportional to 26,312.07, 39,467.54 and 8,542.70 is: 12,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.07 : 39,467.54 = 8,542.70 : x
  2. Step 2: Convert to fraction form
    26,312.07/39,467.54 = 8,542.70/x
  3. Step 3: Cross multiply
    26,312.07x = 39,467.54 × 8,542.70
  4. Step 4: Simplify right side
    26,312.07x = 337,159,113.91
  5. Step 5: Solve for x
    x = 337,159,113.91/26,312.07
  6. Step 6: Final answer
    x = 12,813.86

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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.