Home / 15,444.30-23,166.45-13,257.30

Finding the Fourth Proportional to 15,444.30, 23,166.45 and 13,257.30

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Solution

The fourth proportional to 15,444.30, 23,166.45 and 13,257.30 is: 19,885.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.30 : 23,166.45 = 13,257.30 : x
  2. Step 2: Convert to fraction form
    15,444.30/23,166.45 = 13,257.30/x
  3. Step 3: Cross multiply
    15,444.30x = 23,166.45 × 13,257.30
  4. Step 4: Simplify right side
    15,444.30x = 307,124,577.59
  5. Step 5: Solve for x
    x = 307,124,577.59/15,444.30
  6. Step 6: Final answer
    x = 19,885.95

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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.