Home / 34,750.85-47,959.17-19,646.21

Finding the Fourth Proportional to 34,750.85, 47,959.17 and 19,646.21

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Solution

The fourth proportional to 34,750.85, 47,959.17 and 19,646.21 is: 27,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,750.85 : 47,959.17 = 19,646.21 : x
  2. Step 2: Convert to fraction form
    34,750.85/47,959.17 = 19,646.21/x
  3. Step 3: Cross multiply
    34,750.85x = 47,959.17 × 19,646.21
  4. Step 4: Simplify right side
    34,750.85x = 942,215,925.25
  5. Step 5: Solve for x
    x = 942,215,925.25/34,750.85
  6. Step 6: Final answer
    x = 27,113.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.