Home / 47,067.79-70,610.40-15,479.59

Finding the Fourth Proportional to 47,067.79, 70,610.40 and 15,479.59

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Solution

The fourth proportional to 47,067.79, 70,610.40 and 15,479.59 is: 23,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,067.79 : 70,610.40 = 15,479.59 : x
  2. Step 2: Convert to fraction form
    47,067.79/70,610.40 = 15,479.59/x
  3. Step 3: Cross multiply
    47,067.79x = 70,610.40 × 15,479.59
  4. Step 4: Simplify right side
    47,067.79x = 1,093,020,041.74
  5. Step 5: Solve for x
    x = 1,093,020,041.74/47,067.79
  6. Step 6: Final answer
    x = 23,222.25

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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.