Home / 27,060.36-37,343.21-15,123.71

Finding the Fourth Proportional to 27,060.36, 37,343.21 and 15,123.71

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Solution

The fourth proportional to 27,060.36, 37,343.21 and 15,123.71 is: 20,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.36 : 37,343.21 = 15,123.71 : x
  2. Step 2: Convert to fraction form
    27,060.36/37,343.21 = 15,123.71/x
  3. Step 3: Cross multiply
    27,060.36x = 37,343.21 × 15,123.71
  4. Step 4: Simplify right side
    27,060.36x = 564,767,616.17
  5. Step 5: Solve for x
    x = 564,767,616.17/27,060.36
  6. Step 6: Final answer
    x = 20,870.66

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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.