Home / 14,908.90-20,571.38-9,602.95

Finding the Fourth Proportional to 14,908.90, 20,571.38 and 9,602.95

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Solution

The fourth proportional to 14,908.90, 20,571.38 and 9,602.95 is: 13,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.90 : 20,571.38 = 9,602.95 : x
  2. Step 2: Convert to fraction form
    14,908.90/20,571.38 = 9,602.95/x
  3. Step 3: Cross multiply
    14,908.90x = 20,571.38 × 9,602.95
  4. Step 4: Simplify right side
    14,908.90x = 197,545,885.56
  5. Step 5: Solve for x
    x = 197,545,885.56/14,908.90
  6. Step 6: Final answer
    x = 13,250.20

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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.