Home / 15,991.15-22,061.96-10,023.07

Finding the Fourth Proportional to 15,991.15, 22,061.96 and 10,023.07

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Solution

The fourth proportional to 15,991.15, 22,061.96 and 10,023.07 is: 13,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,991.15 : 22,061.96 = 10,023.07 : x
  2. Step 2: Convert to fraction form
    15,991.15/22,061.96 = 10,023.07/x
  3. Step 3: Cross multiply
    15,991.15x = 22,061.96 × 10,023.07
  4. Step 4: Simplify right side
    15,991.15x = 221,128,519.30
  5. Step 5: Solve for x
    x = 221,128,519.30/15,991.15
  6. Step 6: Final answer
    x = 13,828.18

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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.