Home / 26,613.77-39,899.01-9,964.48

Finding the Fourth Proportional to 26,613.77, 39,899.01 and 9,964.48

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Solution

The fourth proportional to 26,613.77, 39,899.01 and 9,964.48 is: 14,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613.77 : 39,899.01 = 9,964.48 : x
  2. Step 2: Convert to fraction form
    26,613.77/39,899.01 = 9,964.48/x
  3. Step 3: Cross multiply
    26,613.77x = 39,899.01 × 9,964.48
  4. Step 4: Simplify right side
    26,613.77x = 397,572,887.16
  5. Step 5: Solve for x
    x = 397,572,887.16/26,613.77
  6. Step 6: Final answer
    x = 14,938.62

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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.