Home / 22,484.61-31,039.38-20,352.29

Finding the Fourth Proportional to 22,484.61, 31,039.38 and 20,352.29

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Solution

The fourth proportional to 22,484.61, 31,039.38 and 20,352.29 is: 28,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,484.61 : 31,039.38 = 20,352.29 : x
  2. Step 2: Convert to fraction form
    22,484.61/31,039.38 = 20,352.29/x
  3. Step 3: Cross multiply
    22,484.61x = 31,039.38 × 20,352.29
  4. Step 4: Simplify right side
    22,484.61x = 631,722,307.98
  5. Step 5: Solve for x
    x = 631,722,307.98/22,484.61
  6. Step 6: Final answer
    x = 28,095.76

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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.