Home / 14,777.26-20,392.61-9,472.07

Finding the Fourth Proportional to 14,777.26, 20,392.61 and 9,472.07

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Solution

The fourth proportional to 14,777.26, 20,392.61 and 9,472.07 is: 13,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777.26 : 20,392.61 = 9,472.07 : x
  2. Step 2: Convert to fraction form
    14,777.26/20,392.61 = 9,472.07/x
  3. Step 3: Cross multiply
    14,777.26x = 20,392.61 × 9,472.07
  4. Step 4: Simplify right side
    14,777.26x = 193,160,286.30
  5. Step 5: Solve for x
    x = 193,160,286.30/14,777.26
  6. Step 6: Final answer
    x = 13,071.45

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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.