Home / 12,362.55-17,050.39-10,867.29

Finding the Fourth Proportional to 12,362.55, 17,050.39 and 10,867.29

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Solution

The fourth proportional to 12,362.55, 17,050.39 and 10,867.29 is: 14,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.55 : 17,050.39 = 10,867.29 : x
  2. Step 2: Convert to fraction form
    12,362.55/17,050.39 = 10,867.29/x
  3. Step 3: Cross multiply
    12,362.55x = 17,050.39 × 10,867.29
  4. Step 4: Simplify right side
    12,362.55x = 185,291,532.74
  5. Step 5: Solve for x
    x = 185,291,532.74/12,362.55
  6. Step 6: Final answer
    x = 14,988.13

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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.