Home / 48,680.16-67,157.28-28,526.82

Finding the Fourth Proportional to 48,680.16, 67,157.28 and 28,526.82

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Solution

The fourth proportional to 48,680.16, 67,157.28 and 28,526.82 is: 39,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,680.16 : 67,157.28 = 28,526.82 : x
  2. Step 2: Convert to fraction form
    48,680.16/67,157.28 = 28,526.82/x
  3. Step 3: Cross multiply
    48,680.16x = 67,157.28 × 28,526.82
  4. Step 4: Simplify right side
    48,680.16x = 1,915,783,638.25
  5. Step 5: Solve for x
    x = 1,915,783,638.25/48,680.16
  6. Step 6: Final answer
    x = 39,354.51

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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.