Home / 35,062.12-48,391.86-20,721.34

Finding the Fourth Proportional to 35,062.12, 48,391.86 and 20,721.34

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Solution

The fourth proportional to 35,062.12, 48,391.86 and 20,721.34 is: 28,599.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,062.12 : 48,391.86 = 20,721.34 : x
  2. Step 2: Convert to fraction form
    35,062.12/48,391.86 = 20,721.34/x
  3. Step 3: Cross multiply
    35,062.12x = 48,391.86 × 20,721.34
  4. Step 4: Simplify right side
    35,062.12x = 1,002,744,184.29
  5. Step 5: Solve for x
    x = 1,002,744,184.29/35,062.12
  6. Step 6: Final answer
    x = 28,599.07

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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.