Home / 48,341.90-66,712.40-29,222.74

Finding the Fourth Proportional to 48,341.90, 66,712.40 and 29,222.74

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Solution

The fourth proportional to 48,341.90, 66,712.40 and 29,222.74 is: 40,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,341.90 : 66,712.40 = 29,222.74 : x
  2. Step 2: Convert to fraction form
    48,341.90/66,712.40 = 29,222.74/x
  3. Step 3: Cross multiply
    48,341.90x = 66,712.40 × 29,222.74
  4. Step 4: Simplify right side
    48,341.90x = 1,949,519,119.98
  5. Step 5: Solve for x
    x = 1,949,519,119.98/48,341.90
  6. Step 6: Final answer
    x = 40,327.73

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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.