Home / 20,349.78-30,475.46-17,594.16

Finding the Fourth Proportional to 20,349.78, 30,475.46 and 17,594.16

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Solution

The fourth proportional to 20,349.78, 30,475.46 and 17,594.16 is: 26,348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,349.78 : 30,475.46 = 17,594.16 : x
  2. Step 2: Convert to fraction form
    20,349.78/30,475.46 = 17,594.16/x
  3. Step 3: Cross multiply
    20,349.78x = 30,475.46 × 17,594.16
  4. Step 4: Simplify right side
    20,349.78x = 536,190,031.34
  5. Step 5: Solve for x
    x = 536,190,031.34/20,349.78
  6. Step 6: Final answer
    x = 26,348.69

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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.