Home / 14,747.02-20,351.30-8,032.76

Finding the Fourth Proportional to 14,747.02, 20,351.30 and 8,032.76

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Solution

The fourth proportional to 14,747.02, 20,351.30 and 8,032.76 is: 11,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.02 : 20,351.30 = 8,032.76 : x
  2. Step 2: Convert to fraction form
    14,747.02/20,351.30 = 8,032.76/x
  3. Step 3: Cross multiply
    14,747.02x = 20,351.30 × 8,032.76
  4. Step 4: Simplify right side
    14,747.02x = 163,476,966.67
  5. Step 5: Solve for x
    x = 163,476,966.67/14,747.02
  6. Step 6: Final answer
    x = 11,085.43

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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.