Home / 27,389.16-37,799.46-15,451.92

Finding the Fourth Proportional to 27,389.16, 37,799.46 and 15,451.92

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Solution

The fourth proportional to 27,389.16, 37,799.46 and 15,451.92 is: 21,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.16 : 37,799.46 = 15,451.92 : x
  2. Step 2: Convert to fraction form
    27,389.16/37,799.46 = 15,451.92/x
  3. Step 3: Cross multiply
    27,389.16x = 37,799.46 × 15,451.92
  4. Step 4: Simplify right side
    27,389.16x = 584,074,231.96
  5. Step 5: Solve for x
    x = 584,074,231.96/27,389.16
  6. Step 6: Final answer
    x = 21,325.01

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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.