Home / 15,661.24-23,445.78-10,454.20

Finding the Fourth Proportional to 15,661.24, 23,445.78 and 10,454.20

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Solution

The fourth proportional to 15,661.24, 23,445.78 and 10,454.20 is: 15,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.24 : 23,445.78 = 10,454.20 : x
  2. Step 2: Convert to fraction form
    15,661.24/23,445.78 = 10,454.20/x
  3. Step 3: Cross multiply
    15,661.24x = 23,445.78 × 10,454.20
  4. Step 4: Simplify right side
    15,661.24x = 245,106,873.28
  5. Step 5: Solve for x
    x = 245,106,873.28/15,661.24
  6. Step 6: Final answer
    x = 15,650.54

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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.