Home / 12,500.16-18,752.76-4,709.04

Finding the Fourth Proportional to 12,500.16, 18,752.76 and 4,709.04

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Solution

The fourth proportional to 12,500.16, 18,752.76 and 4,709.04 is: 7,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.16 : 18,752.76 = 4,709.04 : x
  2. Step 2: Convert to fraction form
    12,500.16/18,752.76 = 4,709.04/x
  3. Step 3: Cross multiply
    12,500.16x = 18,752.76 × 4,709.04
  4. Step 4: Simplify right side
    12,500.16x = 88,307,496.95
  5. Step 5: Solve for x
    x = 88,307,496.95/12,500.16
  6. Step 6: Final answer
    x = 7,064.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.