Home / 15,132.52-20,888.58-8,846.92

Finding the Fourth Proportional to 15,132.52, 20,888.58 and 8,846.92

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Solution

The fourth proportional to 15,132.52, 20,888.58 and 8,846.92 is: 12,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.52 : 20,888.58 = 8,846.92 : x
  2. Step 2: Convert to fraction form
    15,132.52/20,888.58 = 8,846.92/x
  3. Step 3: Cross multiply
    15,132.52x = 20,888.58 × 8,846.92
  4. Step 4: Simplify right side
    15,132.52x = 184,799,596.17
  5. Step 5: Solve for x
    x = 184,799,596.17/15,132.52
  6. Step 6: Final answer
    x = 12,212.08

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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.