Home / 25,343.91-38,023.52-13,495.64

Finding the Fourth Proportional to 25,343.91, 38,023.52 and 13,495.64

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Solution

The fourth proportional to 25,343.91, 38,023.52 and 13,495.64 is: 20,247.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.91 : 38,023.52 = 13,495.64 : x
  2. Step 2: Convert to fraction form
    25,343.91/38,023.52 = 13,495.64/x
  3. Step 3: Cross multiply
    25,343.91x = 38,023.52 × 13,495.64
  4. Step 4: Simplify right side
    25,343.91x = 513,151,479.86
  5. Step 5: Solve for x
    x = 513,151,479.86/25,343.91
  6. Step 6: Final answer
    x = 20,247.53

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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.