Home / 57,630.08-79,528-32,479.04

Finding the Fourth Proportional to 57,630.08, 79,528 and 32,479.04

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Solution

The fourth proportional to 57,630.08, 79,528 and 32,479.04 is: 44,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,630.08 : 79,528 = 32,479.04 : x
  2. Step 2: Convert to fraction form
    57,630.08/79,528 = 32,479.04/x
  3. Step 3: Cross multiply
    57,630.08x = 79,528 × 32,479.04
  4. Step 4: Simplify right side
    57,630.08x = 2,582,993,093.12
  5. Step 5: Solve for x
    x = 2,582,993,093.12/57,630.08
  6. Step 6: Final answer
    x = 44,820.22

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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.