Home / 26,412.31-39,616.47-9,764.56

Finding the Fourth Proportional to 26,412.31, 39,616.47 and 9,764.56

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Solution

The fourth proportional to 26,412.31, 39,616.47 and 9,764.56 is: 14,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412.31 : 39,616.47 = 9,764.56 : x
  2. Step 2: Convert to fraction form
    26,412.31/39,616.47 = 9,764.56/x
  3. Step 3: Cross multiply
    26,412.31x = 39,616.47 × 9,764.56
  4. Step 4: Simplify right side
    26,412.31x = 386,837,398.30
  5. Step 5: Solve for x
    x = 386,837,398.30/26,412.31
  6. Step 6: Final answer
    x = 14,646.10

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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.