Home / 24,786.90-34,206.18-13,456.50

Finding the Fourth Proportional to 24,786.90, 34,206.18 and 13,456.50

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Solution

The fourth proportional to 24,786.90, 34,206.18 and 13,456.50 is: 18,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,786.90 : 34,206.18 = 13,456.50 : x
  2. Step 2: Convert to fraction form
    24,786.90/34,206.18 = 13,456.50/x
  3. Step 3: Cross multiply
    24,786.90x = 34,206.18 × 13,456.50
  4. Step 4: Simplify right side
    24,786.90x = 460,295,461.17
  5. Step 5: Solve for x
    x = 460,295,461.17/24,786.90
  6. Step 6: Final answer
    x = 18,570.11

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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.