Home / 17,929.76-24,743.54-9,972.50

Finding the Fourth Proportional to 17,929.76, 24,743.54 and 9,972.50

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Solution

The fourth proportional to 17,929.76, 24,743.54 and 9,972.50 is: 13,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.76 : 24,743.54 = 9,972.50 : x
  2. Step 2: Convert to fraction form
    17,929.76/24,743.54 = 9,972.50/x
  3. Step 3: Cross multiply
    17,929.76x = 24,743.54 × 9,972.50
  4. Step 4: Simplify right side
    17,929.76x = 246,754,952.65
  5. Step 5: Solve for x
    x = 246,754,952.65/17,929.76
  6. Step 6: Final answer
    x = 13,762.31

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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.