Home / 34,210.92-47,205.15-19,102.80

Finding the Fourth Proportional to 34,210.92, 47,205.15 and 19,102.80

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Solution

The fourth proportional to 34,210.92, 47,205.15 and 19,102.80 is: 26,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,210.92 : 47,205.15 = 19,102.80 : x
  2. Step 2: Convert to fraction form
    34,210.92/47,205.15 = 19,102.80/x
  3. Step 3: Cross multiply
    34,210.92x = 47,205.15 × 19,102.80
  4. Step 4: Simplify right side
    34,210.92x = 901,750,539.42
  5. Step 5: Solve for x
    x = 901,750,539.42/34,210.92
  6. Step 6: Final answer
    x = 26,358.56

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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.