Home / 35,412.08-48,862.92-20,301.96

Finding the Fourth Proportional to 35,412.08, 48,862.92 and 20,301.96

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Solution

The fourth proportional to 35,412.08, 48,862.92 and 20,301.96 is: 28,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.08 : 48,862.92 = 20,301.96 : x
  2. Step 2: Convert to fraction form
    35,412.08/48,862.92 = 20,301.96/x
  3. Step 3: Cross multiply
    35,412.08x = 48,862.92 × 20,301.96
  4. Step 4: Simplify right side
    35,412.08x = 992,013,047.32
  5. Step 5: Solve for x
    x = 992,013,047.32/35,412.08
  6. Step 6: Final answer
    x = 28,013.41

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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.