Home / 15,640.18-23,460.57-5,110.23

Finding the Fourth Proportional to 15,640.18, 23,460.57 and 5,110.23

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Solution

The fourth proportional to 15,640.18, 23,460.57 and 5,110.23 is: 7,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.18 : 23,460.57 = 5,110.23 : x
  2. Step 2: Convert to fraction form
    15,640.18/23,460.57 = 5,110.23/x
  3. Step 3: Cross multiply
    15,640.18x = 23,460.57 × 5,110.23
  4. Step 4: Simplify right side
    15,640.18x = 119,888,908.63
  5. Step 5: Solve for x
    x = 119,888,908.63/15,640.18
  6. Step 6: Final answer
    x = 7,665.44

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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.