Home / 47,125.56-70,698.06-15,960

Finding the Fourth Proportional to 47,125.56, 70,698.06 and 15,960

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Solution

The fourth proportional to 47,125.56, 70,698.06 and 15,960 is: 23,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,125.56 : 70,698.06 = 15,960 : x
  2. Step 2: Convert to fraction form
    47,125.56/70,698.06 = 15,960/x
  3. Step 3: Cross multiply
    47,125.56x = 70,698.06 × 15,960
  4. Step 4: Simplify right side
    47,125.56x = 1,128,341,037.60
  5. Step 5: Solve for x
    x = 1,128,341,037.60/47,125.56
  6. Step 6: Final answer
    x = 23,943.29

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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.