Home / 17,680.32-26,520.48-9,884.88

Finding the Fourth Proportional to 17,680.32, 26,520.48 and 9,884.88

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Solution

The fourth proportional to 17,680.32, 26,520.48 and 9,884.88 is: 14,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.32 : 26,520.48 = 9,884.88 : x
  2. Step 2: Convert to fraction form
    17,680.32/26,520.48 = 9,884.88/x
  3. Step 3: Cross multiply
    17,680.32x = 26,520.48 × 9,884.88
  4. Step 4: Simplify right side
    17,680.32x = 262,151,762.34
  5. Step 5: Solve for x
    x = 262,151,762.34/17,680.32
  6. Step 6: Final answer
    x = 14,827.32

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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.