Home / 29,001.76-40,041.72-22,275.36

Finding the Fourth Proportional to 29,001.76, 40,041.72 and 22,275.36

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Solution

The fourth proportional to 29,001.76, 40,041.72 and 22,275.36 is: 30,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.76 : 40,041.72 = 22,275.36 : x
  2. Step 2: Convert to fraction form
    29,001.76/40,041.72 = 22,275.36/x
  3. Step 3: Cross multiply
    29,001.76x = 40,041.72 × 22,275.36
  4. Step 4: Simplify right side
    29,001.76x = 891,943,728.02
  5. Step 5: Solve for x
    x = 891,943,728.02/29,001.76
  6. Step 6: Final answer
    x = 30,754.81

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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.