Home / 18,594.72-25,672.32-12,317.76

Finding the Fourth Proportional to 18,594.72, 25,672.32 and 12,317.76

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Solution

The fourth proportional to 18,594.72, 25,672.32 and 12,317.76 is: 17,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.72 : 25,672.32 = 12,317.76 : x
  2. Step 2: Convert to fraction form
    18,594.72/25,672.32 = 12,317.76/x
  3. Step 3: Cross multiply
    18,594.72x = 25,672.32 × 12,317.76
  4. Step 4: Simplify right side
    18,594.72x = 316,225,476.40
  5. Step 5: Solve for x
    x = 316,225,476.40/18,594.72
  6. Step 6: Final answer
    x = 17,006.20

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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.