Home / 23,140.38-34,710.75-7,558.05

Finding the Fourth Proportional to 23,140.38, 34,710.75 and 7,558.05

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Solution

The fourth proportional to 23,140.38, 34,710.75 and 7,558.05 is: 11,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140.38 : 34,710.75 = 7,558.05 : x
  2. Step 2: Convert to fraction form
    23,140.38/34,710.75 = 7,558.05/x
  3. Step 3: Cross multiply
    23,140.38x = 34,710.75 × 7,558.05
  4. Step 4: Simplify right side
    23,140.38x = 262,345,584.04
  5. Step 5: Solve for x
    x = 262,345,584.04/23,140.38
  6. Step 6: Final answer
    x = 11,337.13

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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.