Home / 53,760.48-74,185.26-29,885.70

Finding the Fourth Proportional to 53,760.48, 74,185.26 and 29,885.70

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Solution

The fourth proportional to 53,760.48, 74,185.26 and 29,885.70 is: 41,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,760.48 : 74,185.26 = 29,885.70 : x
  2. Step 2: Convert to fraction form
    53,760.48/74,185.26 = 29,885.70/x
  3. Step 3: Cross multiply
    53,760.48x = 74,185.26 × 29,885.70
  4. Step 4: Simplify right side
    53,760.48x = 2,217,078,424.78
  5. Step 5: Solve for x
    x = 2,217,078,424.78/53,760.48
  6. Step 6: Final answer
    x = 41,239.93

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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.