Home / 40,370.63-55,711.47-22,706.63

Finding the Fourth Proportional to 40,370.63, 55,711.47 and 22,706.63

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Solution

The fourth proportional to 40,370.63, 55,711.47 and 22,706.63 is: 31,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,370.63 : 55,711.47 = 22,706.63 : x
  2. Step 2: Convert to fraction form
    40,370.63/55,711.47 = 22,706.63/x
  3. Step 3: Cross multiply
    40,370.63x = 55,711.47 × 22,706.63
  4. Step 4: Simplify right side
    40,370.63x = 1,265,019,457.49
  5. Step 5: Solve for x
    x = 1,265,019,457.49/40,370.63
  6. Step 6: Final answer
    x = 31,335.15

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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.