Home / 26,434.74-39,658.46-8,666.72

Finding the Fourth Proportional to 26,434.74, 39,658.46 and 8,666.72

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Solution

The fourth proportional to 26,434.74, 39,658.46 and 8,666.72 is: 13,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.74 : 39,658.46 = 8,666.72 : x
  2. Step 2: Convert to fraction form
    26,434.74/39,658.46 = 8,666.72/x
  3. Step 3: Cross multiply
    26,434.74x = 39,658.46 × 8,666.72
  4. Step 4: Simplify right side
    26,434.74x = 343,708,768.45
  5. Step 5: Solve for x
    x = 343,708,768.45/26,434.74
  6. Step 6: Final answer
    x = 13,002.16

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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.