Home / 54,280.32-74,909.60-33,056.16

Finding the Fourth Proportional to 54,280.32, 74,909.60 and 33,056.16

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Solution

The fourth proportional to 54,280.32, 74,909.60 and 33,056.16 is: 45,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.32 : 74,909.60 = 33,056.16 : x
  2. Step 2: Convert to fraction form
    54,280.32/74,909.60 = 33,056.16/x
  3. Step 3: Cross multiply
    54,280.32x = 74,909.60 × 33,056.16
  4. Step 4: Simplify right side
    54,280.32x = 2,476,223,723.14
  5. Step 5: Solve for x
    x = 2,476,223,723.14/54,280.32
  6. Step 6: Final answer
    x = 45,619.18

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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.