Home / 34,070.96-47,017.45-18,963.62

Finding the Fourth Proportional to 34,070.96, 47,017.45 and 18,963.62

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Solution

The fourth proportional to 34,070.96, 47,017.45 and 18,963.62 is: 26,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,070.96 : 47,017.45 = 18,963.62 : x
  2. Step 2: Convert to fraction form
    34,070.96/47,017.45 = 18,963.62/x
  3. Step 3: Cross multiply
    34,070.96x = 47,017.45 × 18,963.62
  4. Step 4: Simplify right side
    34,070.96x = 891,620,960.35
  5. Step 5: Solve for x
    x = 891,620,960.35/34,070.96
  6. Step 6: Final answer
    x = 26,169.53

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1.5x scale

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.