Home / 23,101.28-34,484.80-20,298.77

Finding the Fourth Proportional to 23,101.28, 34,484.80 and 20,298.77

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Solution

The fourth proportional to 23,101.28, 34,484.80 and 20,298.77 is: 30,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.28 : 34,484.80 = 20,298.77 : x
  2. Step 2: Convert to fraction form
    23,101.28/34,484.80 = 20,298.77/x
  3. Step 3: Cross multiply
    23,101.28x = 34,484.80 × 20,298.77
  4. Step 4: Simplify right side
    23,101.28x = 699,998,851.27
  5. Step 5: Solve for x
    x = 699,998,851.27/23,101.28
  6. Step 6: Final answer
    x = 30,301.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.