Home / 34,079.73-47,032.30-20,652.30

Finding the Fourth Proportional to 34,079.73, 47,032.30 and 20,652.30

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Solution

The fourth proportional to 34,079.73, 47,032.30 and 20,652.30 is: 28,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.73 : 47,032.30 = 20,652.30 : x
  2. Step 2: Convert to fraction form
    34,079.73/47,032.30 = 20,652.30/x
  3. Step 3: Cross multiply
    34,079.73x = 47,032.30 × 20,652.30
  4. Step 4: Simplify right side
    34,079.73x = 971,325,195.11
  5. Step 5: Solve for x
    x = 971,325,195.11/34,079.73
  6. Step 6: Final answer
    x = 28,501.56

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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.