Home / 35,013.72-52,543.30-20,963.16

Finding the Fourth Proportional to 35,013.72, 52,543.30 and 20,963.16

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Solution

The fourth proportional to 35,013.72, 52,543.30 and 20,963.16 is: 31,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,013.72 : 52,543.30 = 20,963.16 : x
  2. Step 2: Convert to fraction form
    35,013.72/52,543.30 = 20,963.16/x
  3. Step 3: Cross multiply
    35,013.72x = 52,543.30 × 20,963.16
  4. Step 4: Simplify right side
    35,013.72x = 1,101,473,604.83
  5. Step 5: Solve for x
    x = 1,101,473,604.83/35,013.72
  6. Step 6: Final answer
    x = 31,458.34

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1.5x scale

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.