Home / 40,432.42-55,796.80-22,528.05

Finding the Fourth Proportional to 40,432.42, 55,796.80 and 22,528.05

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Solution

The fourth proportional to 40,432.42, 55,796.80 and 22,528.05 is: 31,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,432.42 : 55,796.80 = 22,528.05 : x
  2. Step 2: Convert to fraction form
    40,432.42/55,796.80 = 22,528.05/x
  3. Step 3: Cross multiply
    40,432.42x = 55,796.80 × 22,528.05
  4. Step 4: Simplify right side
    40,432.42x = 1,256,993,100.24
  5. Step 5: Solve for x
    x = 1,256,993,100.24/40,432.42
  6. Step 6: Final answer
    x = 31,088.74

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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.