Home / 55,047.90-75,963.27-29,897.34

Finding the Fourth Proportional to 55,047.90, 75,963.27 and 29,897.34

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Solution

The fourth proportional to 55,047.90, 75,963.27 and 29,897.34 is: 41,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,047.90 : 75,963.27 = 29,897.34 : x
  2. Step 2: Convert to fraction form
    55,047.90/75,963.27 = 29,897.34/x
  3. Step 3: Cross multiply
    55,047.90x = 75,963.27 × 29,897.34
  4. Step 4: Simplify right side
    55,047.90x = 2,271,099,710.70
  5. Step 5: Solve for x
    x = 2,271,099,710.70/55,047.90
  6. Step 6: Final answer
    x = 41,256.79

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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.