Home / 10,807.68-16,192.32-7,332.48

Finding the Fourth Proportional to 10,807.68, 16,192.32 and 7,332.48

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Solution

The fourth proportional to 10,807.68, 16,192.32 and 7,332.48 is: 10,985.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.68 : 16,192.32 = 7,332.48 : x
  2. Step 2: Convert to fraction form
    10,807.68/16,192.32 = 7,332.48/x
  3. Step 3: Cross multiply
    10,807.68x = 16,192.32 × 7,332.48
  4. Step 4: Simplify right side
    10,807.68x = 118,729,862.55
  5. Step 5: Solve for x
    x = 118,729,862.55/10,807.68
  6. Step 6: Final answer
    x = 10,985.69

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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.