Home / 34,069.80-47,017.66-18,963.10

Finding the Fourth Proportional to 34,069.80, 47,017.66 and 18,963.10

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Solution

The fourth proportional to 34,069.80, 47,017.66 and 18,963.10 is: 26,169.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.80 : 47,017.66 = 18,963.10 : x
  2. Step 2: Convert to fraction form
    34,069.80/47,017.66 = 18,963.10/x
  3. Step 3: Cross multiply
    34,069.80x = 47,017.66 × 18,963.10
  4. Step 4: Simplify right side
    34,069.80x = 891,600,588.35
  5. Step 5: Solve for x
    x = 891,600,588.35/34,069.80
  6. Step 6: Final answer
    x = 26,169.82

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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.