Home / 26,888.16-37,103.28-15,708

Finding the Fourth Proportional to 26,888.16, 37,103.28 and 15,708

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Solution

The fourth proportional to 26,888.16, 37,103.28 and 15,708 is: 21,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.16 : 37,103.28 = 15,708 : x
  2. Step 2: Convert to fraction form
    26,888.16/37,103.28 = 15,708/x
  3. Step 3: Cross multiply
    26,888.16x = 37,103.28 × 15,708
  4. Step 4: Simplify right side
    26,888.16x = 582,818,322.24
  5. Step 5: Solve for x
    x = 582,818,322.24/26,888.16
  6. Step 6: Final answer
    x = 21,675.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.