Home / 18,299.56-25,264.74-12,332.20

Finding the Fourth Proportional to 18,299.56, 25,264.74 and 12,332.20

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Solution

The fourth proportional to 18,299.56, 25,264.74 and 12,332.20 is: 17,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,299.56 : 25,264.74 = 12,332.20 : x
  2. Step 2: Convert to fraction form
    18,299.56/25,264.74 = 12,332.20/x
  3. Step 3: Cross multiply
    18,299.56x = 25,264.74 × 12,332.20
  4. Step 4: Simplify right side
    18,299.56x = 311,569,826.63
  5. Step 5: Solve for x
    x = 311,569,826.63/18,299.56
  6. Step 6: Final answer
    x = 17,026.08

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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.