Home / 35,717.34-49,290.38-20,613.14

Finding the Fourth Proportional to 35,717.34, 49,290.38 and 20,613.14

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Solution

The fourth proportional to 35,717.34, 49,290.38 and 20,613.14 is: 28,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717.34 : 49,290.38 = 20,613.14 : x
  2. Step 2: Convert to fraction form
    35,717.34/49,290.38 = 20,613.14/x
  3. Step 3: Cross multiply
    35,717.34x = 49,290.38 × 20,613.14
  4. Step 4: Simplify right side
    35,717.34x = 1,016,029,154.08
  5. Step 5: Solve for x
    x = 1,016,029,154.08/35,717.34
  6. Step 6: Final answer
    x = 28,446.38

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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.