Home / 15,612.57-23,407.83-5,750.55

Finding the Fourth Proportional to 15,612.57, 23,407.83 and 5,750.55

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Solution

The fourth proportional to 15,612.57, 23,407.83 and 5,750.55 is: 8,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.57 : 23,407.83 = 5,750.55 : x
  2. Step 2: Convert to fraction form
    15,612.57/23,407.83 = 5,750.55/x
  3. Step 3: Cross multiply
    15,612.57x = 23,407.83 × 5,750.55
  4. Step 4: Simplify right side
    15,612.57x = 134,607,896.81
  5. Step 5: Solve for x
    x = 134,607,896.81/15,612.57
  6. Step 6: Final answer
    x = 8,621.76

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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.