Home / 51,029.60-70,398.11-29,799.50

Finding the Fourth Proportional to 51,029.60, 70,398.11 and 29,799.50

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Solution

The fourth proportional to 51,029.60, 70,398.11 and 29,799.50 is: 41,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,029.60 : 70,398.11 = 29,799.50 : x
  2. Step 2: Convert to fraction form
    51,029.60/70,398.11 = 29,799.50/x
  3. Step 3: Cross multiply
    51,029.60x = 70,398.11 × 29,799.50
  4. Step 4: Simplify right side
    51,029.60x = 2,097,828,201.45
  5. Step 5: Solve for x
    x = 2,097,828,201.45/51,029.60
  6. Step 6: Final answer
    x = 41,110.03

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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.