Home / 26,758.08-40,132.80-8,294.40

Finding the Fourth Proportional to 26,758.08, 40,132.80 and 8,294.40

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Solution

The fourth proportional to 26,758.08, 40,132.80 and 8,294.40 is: 12,440.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,758.08 : 40,132.80 = 8,294.40 : x
  2. Step 2: Convert to fraction form
    26,758.08/40,132.80 = 8,294.40/x
  3. Step 3: Cross multiply
    26,758.08x = 40,132.80 × 8,294.40
  4. Step 4: Simplify right side
    26,758.08x = 332,877,496.32
  5. Step 5: Solve for x
    x = 332,877,496.32/26,758.08
  6. Step 6: Final answer
    x = 12,440.26

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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.