Home / 47,116.31-70,646.78-19,037.25

Finding the Fourth Proportional to 47,116.31, 70,646.78 and 19,037.25

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Solution

The fourth proportional to 47,116.31, 70,646.78 and 19,037.25 is: 28,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,116.31 : 70,646.78 = 19,037.25 : x
  2. Step 2: Convert to fraction form
    47,116.31/70,646.78 = 19,037.25/x
  3. Step 3: Cross multiply
    47,116.31x = 70,646.78 × 19,037.25
  4. Step 4: Simplify right side
    47,116.31x = 1,344,920,317.37
  5. Step 5: Solve for x
    x = 1,344,920,317.37/47,116.31
  6. Step 6: Final answer
    x = 28,544.69

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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.