Home / 15,200.80-22,795.72-6,436.32

Finding the Fourth Proportional to 15,200.80, 22,795.72 and 6,436.32

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Solution

The fourth proportional to 15,200.80, 22,795.72 and 6,436.32 is: 9,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.80 : 22,795.72 = 6,436.32 : x
  2. Step 2: Convert to fraction form
    15,200.80/22,795.72 = 6,436.32/x
  3. Step 3: Cross multiply
    15,200.80x = 22,795.72 × 6,436.32
  4. Step 4: Simplify right side
    15,200.80x = 146,720,548.55
  5. Step 5: Solve for x
    x = 146,720,548.55/15,200.80
  6. Step 6: Final answer
    x = 9,652.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.