Home / 15,974.40-22,044.16-10,009.29

Finding the Fourth Proportional to 15,974.40, 22,044.16 and 10,009.29

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Solution

The fourth proportional to 15,974.40, 22,044.16 and 10,009.29 is: 13,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.40 : 22,044.16 = 10,009.29 : x
  2. Step 2: Convert to fraction form
    15,974.40/22,044.16 = 10,009.29/x
  3. Step 3: Cross multiply
    15,974.40x = 22,044.16 × 10,009.29
  4. Step 4: Simplify right side
    15,974.40x = 220,646,255.00
  5. Step 5: Solve for x
    x = 220,646,255.00/15,974.40
  6. Step 6: Final answer
    x = 13,812.50

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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.