Home / 47,216.61-70,800.48-13,932.45

Finding the Fourth Proportional to 47,216.61, 70,800.48 and 13,932.45

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Solution

The fourth proportional to 47,216.61, 70,800.48 and 13,932.45 is: 20,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,216.61 : 70,800.48 = 13,932.45 : x
  2. Step 2: Convert to fraction form
    47,216.61/70,800.48 = 13,932.45/x
  3. Step 3: Cross multiply
    47,216.61x = 70,800.48 × 13,932.45
  4. Step 4: Simplify right side
    47,216.61x = 986,424,147.58
  5. Step 5: Solve for x
    x = 986,424,147.58/47,216.61
  6. Step 6: Final answer
    x = 20,891.46

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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.