Home / 26,159.88-39,235.98-8,627.46

Finding the Fourth Proportional to 26,159.88, 39,235.98 and 8,627.46

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Solution

The fourth proportional to 26,159.88, 39,235.98 and 8,627.46 is: 12,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159.88 : 39,235.98 = 8,627.46 : x
  2. Step 2: Convert to fraction form
    26,159.88/39,235.98 = 8,627.46/x
  3. Step 3: Cross multiply
    26,159.88x = 39,235.98 × 8,627.46
  4. Step 4: Simplify right side
    26,159.88x = 338,506,848.01
  5. Step 5: Solve for x
    x = 338,506,848.01/26,159.88
  6. Step 6: Final answer
    x = 12,939.92

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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.