Home / 53,655.04-74,040.48-29,781.72

Finding the Fourth Proportional to 53,655.04, 74,040.48 and 29,781.72

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Solution

The fourth proportional to 53,655.04, 74,040.48 and 29,781.72 is: 41,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.04 : 74,040.48 = 29,781.72 : x
  2. Step 2: Convert to fraction form
    53,655.04/74,040.48 = 29,781.72/x
  3. Step 3: Cross multiply
    53,655.04x = 74,040.48 × 29,781.72
  4. Step 4: Simplify right side
    53,655.04x = 2,205,052,844.03
  5. Step 5: Solve for x
    x = 2,205,052,844.03/53,655.04
  6. Step 6: Final answer
    x = 41,096.84

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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.