Home / 15,960.47-23,955.28-12,250.67

Finding the Fourth Proportional to 15,960.47, 23,955.28 and 12,250.67

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Solution

The fourth proportional to 15,960.47, 23,955.28 and 12,250.67 is: 18,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.47 : 23,955.28 = 12,250.67 : x
  2. Step 2: Convert to fraction form
    15,960.47/23,955.28 = 12,250.67/x
  3. Step 3: Cross multiply
    15,960.47x = 23,955.28 × 12,250.67
  4. Step 4: Simplify right side
    15,960.47x = 293,468,079.63
  5. Step 5: Solve for x
    x = 293,468,079.63/15,960.47
  6. Step 6: Final answer
    x = 18,387.19

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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.