Home / 23,120.66-34,681.08-5,590.46

Finding the Fourth Proportional to 23,120.66, 34,681.08 and 5,590.46

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Solution

The fourth proportional to 23,120.66, 34,681.08 and 5,590.46 is: 8,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.66 : 34,681.08 = 5,590.46 : x
  2. Step 2: Convert to fraction form
    23,120.66/34,681.08 = 5,590.46/x
  3. Step 3: Cross multiply
    23,120.66x = 34,681.08 × 5,590.46
  4. Step 4: Simplify right side
    23,120.66x = 193,883,017.09
  5. Step 5: Solve for x
    x = 193,883,017.09/23,120.66
  6. Step 6: Final answer
    x = 8,385.71

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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.