Home / 34,218.60-51,335.10-10,847.40

Finding the Fourth Proportional to 34,218.60, 51,335.10 and 10,847.40

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Solution

The fourth proportional to 34,218.60, 51,335.10 and 10,847.40 is: 16,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.60 : 51,335.10 = 10,847.40 : x
  2. Step 2: Convert to fraction form
    34,218.60/51,335.10 = 10,847.40/x
  3. Step 3: Cross multiply
    34,218.60x = 51,335.10 × 10,847.40
  4. Step 4: Simplify right side
    34,218.60x = 556,852,363.74
  5. Step 5: Solve for x
    x = 556,852,363.74/34,218.60
  6. Step 6: Final answer
    x = 16,273.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.