Home / 26,506.20-39,757.23-11,715.60

Finding the Fourth Proportional to 26,506.20, 39,757.23 and 11,715.60

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Solution

The fourth proportional to 26,506.20, 39,757.23 and 11,715.60 is: 17,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506.20 : 39,757.23 = 11,715.60 : x
  2. Step 2: Convert to fraction form
    26,506.20/39,757.23 = 11,715.60/x
  3. Step 3: Cross multiply
    26,506.20x = 39,757.23 × 11,715.60
  4. Step 4: Simplify right side
    26,506.20x = 465,779,803.79
  5. Step 5: Solve for x
    x = 465,779,803.79/26,506.20
  6. Step 6: Final answer
    x = 17,572.49

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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.