Home / 14,932.95-20,607.65-8,559.82

Finding the Fourth Proportional to 14,932.95, 20,607.65 and 8,559.82

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Solution

The fourth proportional to 14,932.95, 20,607.65 and 8,559.82 is: 11,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932.95 : 20,607.65 = 8,559.82 : x
  2. Step 2: Convert to fraction form
    14,932.95/20,607.65 = 8,559.82/x
  3. Step 3: Cross multiply
    14,932.95x = 20,607.65 × 8,559.82
  4. Step 4: Simplify right side
    14,932.95x = 176,397,774.62
  5. Step 5: Solve for x
    x = 176,397,774.62/14,932.95
  6. Step 6: Final answer
    x = 11,812.65

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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.