Home / 35,071.38-48,397.80-19,963.72

Finding the Fourth Proportional to 35,071.38, 48,397.80 and 19,963.72

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Solution

The fourth proportional to 35,071.38, 48,397.80 and 19,963.72 is: 27,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,071.38 : 48,397.80 = 19,963.72 : x
  2. Step 2: Convert to fraction form
    35,071.38/48,397.80 = 19,963.72/x
  3. Step 3: Cross multiply
    35,071.38x = 48,397.80 × 19,963.72
  4. Step 4: Simplify right side
    35,071.38x = 966,199,990.94
  5. Step 5: Solve for x
    x = 966,199,990.94/35,071.38
  6. Step 6: Final answer
    x = 27,549.53

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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.