Home / 47,114.76-70,671.96-16,742.28

Finding the Fourth Proportional to 47,114.76, 70,671.96 and 16,742.28

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Solution

The fourth proportional to 47,114.76, 70,671.96 and 16,742.28 is: 25,113.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114.76 : 70,671.96 = 16,742.28 : x
  2. Step 2: Convert to fraction form
    47,114.76/70,671.96 = 16,742.28/x
  3. Step 3: Cross multiply
    47,114.76x = 70,671.96 × 16,742.28
  4. Step 4: Simplify right side
    47,114.76x = 1,183,209,742.47
  5. Step 5: Solve for x
    x = 1,183,209,742.47/47,114.76
  6. Step 6: Final answer
    x = 25,113.36

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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.