Home / 19,232.91-26,531.28-13,254.30

Finding the Fourth Proportional to 19,232.91, 26,531.28 and 13,254.30

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Solution

The fourth proportional to 19,232.91, 26,531.28 and 13,254.30 is: 18,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.91 : 26,531.28 = 13,254.30 : x
  2. Step 2: Convert to fraction form
    19,232.91/26,531.28 = 13,254.30/x
  3. Step 3: Cross multiply
    19,232.91x = 26,531.28 × 13,254.30
  4. Step 4: Simplify right side
    19,232.91x = 351,653,544.50
  5. Step 5: Solve for x
    x = 351,653,544.50/19,232.91
  6. Step 6: Final answer
    x = 18,283.95

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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.