Home / 40,217.57-55,501.26-22,312.87

Finding the Fourth Proportional to 40,217.57, 55,501.26 and 22,312.87

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Solution

The fourth proportional to 40,217.57, 55,501.26 and 22,312.87 is: 30,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,217.57 : 55,501.26 = 22,312.87 : x
  2. Step 2: Convert to fraction form
    40,217.57/55,501.26 = 22,312.87/x
  3. Step 3: Cross multiply
    40,217.57x = 55,501.26 × 22,312.87
  4. Step 4: Simplify right side
    40,217.57x = 1,238,392,399.22
  5. Step 5: Solve for x
    x = 1,238,392,399.22/40,217.57
  6. Step 6: Final answer
    x = 30,792.32

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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.