Home / 40,637.68-56,078.76-22,734.16

Finding the Fourth Proportional to 40,637.68, 56,078.76 and 22,734.16

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Solution

The fourth proportional to 40,637.68, 56,078.76 and 22,734.16 is: 31,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,637.68 : 56,078.76 = 22,734.16 : x
  2. Step 2: Convert to fraction form
    40,637.68/56,078.76 = 22,734.16/x
  3. Step 3: Cross multiply
    40,637.68x = 56,078.76 × 22,734.16
  4. Step 4: Simplify right side
    40,637.68x = 1,274,903,502.44
  5. Step 5: Solve for x
    x = 1,274,903,502.44/40,637.68
  6. Step 6: Final answer
    x = 31,372.45

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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.