Home / 47,212.32-70,803.12-15,616.44

Finding the Fourth Proportional to 47,212.32, 70,803.12 and 15,616.44

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Solution

The fourth proportional to 47,212.32, 70,803.12 and 15,616.44 is: 23,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,212.32 : 70,803.12 = 15,616.44 : x
  2. Step 2: Convert to fraction form
    47,212.32/70,803.12 = 15,616.44/x
  3. Step 3: Cross multiply
    47,212.32x = 70,803.12 × 15,616.44
  4. Step 4: Simplify right side
    47,212.32x = 1,105,692,675.29
  5. Step 5: Solve for x
    x = 1,105,692,675.29/47,212.32
  6. Step 6: Final answer
    x = 23,419.58

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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.