Home / 40,275.29-55,581.75-22,370.37

Finding the Fourth Proportional to 40,275.29, 55,581.75 and 22,370.37

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Solution

The fourth proportional to 40,275.29, 55,581.75 and 22,370.37 is: 30,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.29 : 55,581.75 = 22,370.37 : x
  2. Step 2: Convert to fraction form
    40,275.29/55,581.75 = 22,370.37/x
  3. Step 3: Cross multiply
    40,275.29x = 55,581.75 × 22,370.37
  4. Step 4: Simplify right side
    40,275.29x = 1,243,384,312.75
  5. Step 5: Solve for x
    x = 1,243,384,312.75/40,275.29
  6. Step 6: Final answer
    x = 30,872.14

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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.