Home / 12,176.50-16,803.66-7,463.92

Finding the Fourth Proportional to 12,176.50, 16,803.66 and 7,463.92

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Solution

The fourth proportional to 12,176.50, 16,803.66 and 7,463.92 is: 10,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.50 : 16,803.66 = 7,463.92 : x
  2. Step 2: Convert to fraction form
    12,176.50/16,803.66 = 7,463.92/x
  3. Step 3: Cross multiply
    12,176.50x = 16,803.66 × 7,463.92
  4. Step 4: Simplify right side
    12,176.50x = 125,421,173.95
  5. Step 5: Solve for x
    x = 125,421,173.95/12,176.50
  6. Step 6: Final answer
    x = 10,300.26

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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.