Home / 31,652.03-47,454.40-19,169.02

Finding the Fourth Proportional to 31,652.03, 47,454.40 and 19,169.02

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Solution

The fourth proportional to 31,652.03, 47,454.40 and 19,169.02 is: 28,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652.03 : 47,454.40 = 19,169.02 : x
  2. Step 2: Convert to fraction form
    31,652.03/47,454.40 = 19,169.02/x
  3. Step 3: Cross multiply
    31,652.03x = 47,454.40 × 19,169.02
  4. Step 4: Simplify right side
    31,652.03x = 909,654,009.57
  5. Step 5: Solve for x
    x = 909,654,009.57/31,652.03
  6. Step 6: Final answer
    x = 28,739.20

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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.