Home / 26,675.32-40,008.14-11,871.76

Finding the Fourth Proportional to 26,675.32, 40,008.14 and 11,871.76

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Solution

The fourth proportional to 26,675.32, 40,008.14 and 11,871.76 is: 17,805.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.32 : 40,008.14 = 11,871.76 : x
  2. Step 2: Convert to fraction form
    26,675.32/40,008.14 = 11,871.76/x
  3. Step 3: Cross multiply
    26,675.32x = 40,008.14 × 11,871.76
  4. Step 4: Simplify right side
    26,675.32x = 474,967,036.13
  5. Step 5: Solve for x
    x = 474,967,036.13/26,675.32
  6. Step 6: Final answer
    x = 17,805.49

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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.