Home / 15,595.72-23,393.64-5,207.44

Finding the Fourth Proportional to 15,595.72, 23,393.64 and 5,207.44

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Solution

The fourth proportional to 15,595.72, 23,393.64 and 5,207.44 is: 7,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595.72 : 23,393.64 = 5,207.44 : x
  2. Step 2: Convert to fraction form
    15,595.72/23,393.64 = 5,207.44/x
  3. Step 3: Cross multiply
    15,595.72x = 23,393.64 × 5,207.44
  4. Step 4: Simplify right side
    15,595.72x = 121,820,976.68
  5. Step 5: Solve for x
    x = 121,820,976.68/15,595.72
  6. Step 6: Final answer
    x = 7,811.18

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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.