Home / 15,600.42-23,400.54-5,212.08

Finding the Fourth Proportional to 15,600.42, 23,400.54 and 5,212.08

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Solution

The fourth proportional to 15,600.42, 23,400.54 and 5,212.08 is: 7,818.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.42 : 23,400.54 = 5,212.08 : x
  2. Step 2: Convert to fraction form
    15,600.42/23,400.54 = 5,212.08/x
  3. Step 3: Cross multiply
    15,600.42x = 23,400.54 × 5,212.08
  4. Step 4: Simplify right side
    15,600.42x = 121,965,486.52
  5. Step 5: Solve for x
    x = 121,965,486.52/15,600.42
  6. Step 6: Final answer
    x = 7,818.09

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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.