Home / 31,772.48-47,652.08-13,034.20

Finding the Fourth Proportional to 31,772.48, 47,652.08 and 13,034.20

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Solution

The fourth proportional to 31,772.48, 47,652.08 and 13,034.20 is: 19,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,772.48 : 47,652.08 = 13,034.20 : x
  2. Step 2: Convert to fraction form
    31,772.48/47,652.08 = 13,034.20/x
  3. Step 3: Cross multiply
    31,772.48x = 47,652.08 × 13,034.20
  4. Step 4: Simplify right side
    31,772.48x = 621,106,741.14
  5. Step 5: Solve for x
    x = 621,106,741.14/31,772.48
  6. Step 6: Final answer
    x = 19,548.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.