Home / 47,107.40-70,617.18-15,920.84

Finding the Fourth Proportional to 47,107.40, 70,617.18 and 15,920.84

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Solution

The fourth proportional to 47,107.40, 70,617.18 and 15,920.84 is: 23,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.40 : 70,617.18 = 15,920.84 : x
  2. Step 2: Convert to fraction form
    47,107.40/70,617.18 = 15,920.84/x
  3. Step 3: Cross multiply
    47,107.40x = 70,617.18 × 15,920.84
  4. Step 4: Simplify right side
    47,107.40x = 1,124,284,824.03
  5. Step 5: Solve for x
    x = 1,124,284,824.03/47,107.40
  6. Step 6: Final answer
    x = 23,866.42

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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.