Home / 34,069.77-47,017.65-18,963.07

Finding the Fourth Proportional to 34,069.77, 47,017.65 and 18,963.07

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Solution

The fourth proportional to 34,069.77, 47,017.65 and 18,963.07 is: 26,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.77 : 47,017.65 = 18,963.07 : x
  2. Step 2: Convert to fraction form
    34,069.77/47,017.65 = 18,963.07/x
  3. Step 3: Cross multiply
    34,069.77x = 47,017.65 × 18,963.07
  4. Step 4: Simplify right side
    34,069.77x = 891,598,835.09
  5. Step 5: Solve for x
    x = 891,598,835.09/34,069.77
  6. Step 6: Final answer
    x = 26,169.79

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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.