Home / 40,530.19-55,931.70-22,625.17

Finding the Fourth Proportional to 40,530.19, 55,931.70 and 22,625.17

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Solution

The fourth proportional to 40,530.19, 55,931.70 and 22,625.17 is: 31,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530.19 : 55,931.70 = 22,625.17 : x
  2. Step 2: Convert to fraction form
    40,530.19/55,931.70 = 22,625.17/x
  3. Step 3: Cross multiply
    40,530.19x = 55,931.70 × 22,625.17
  4. Step 4: Simplify right side
    40,530.19x = 1,265,464,220.89
  5. Step 5: Solve for x
    x = 1,265,464,220.89/40,530.19
  6. Step 6: Final answer
    x = 31,222.76

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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.