Home / 26,908.33-37,130.28-15,581.38

Finding the Fourth Proportional to 26,908.33, 37,130.28 and 15,581.38

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Solution

The fourth proportional to 26,908.33, 37,130.28 and 15,581.38 is: 21,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.33 : 37,130.28 = 15,581.38 : x
  2. Step 2: Convert to fraction form
    26,908.33/37,130.28 = 15,581.38/x
  3. Step 3: Cross multiply
    26,908.33x = 37,130.28 × 15,581.38
  4. Step 4: Simplify right side
    26,908.33x = 578,541,002.19
  5. Step 5: Solve for x
    x = 578,541,002.19/26,908.33
  6. Step 6: Final answer
    x = 21,500.44

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1.5x scale

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.