Home / 48,012.86-66,247.13-27,858.06

Finding the Fourth Proportional to 48,012.86, 66,247.13 and 27,858.06

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Solution

The fourth proportional to 48,012.86, 66,247.13 and 27,858.06 is: 38,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,012.86 : 66,247.13 = 27,858.06 : x
  2. Step 2: Convert to fraction form
    48,012.86/66,247.13 = 27,858.06/x
  3. Step 3: Cross multiply
    48,012.86x = 66,247.13 × 27,858.06
  4. Step 4: Simplify right side
    48,012.86x = 1,845,516,592.01
  5. Step 5: Solve for x
    x = 1,845,516,592.01/48,012.86
  6. Step 6: Final answer
    x = 38,437.96

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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.