Home / 30,471.67-45,374.55-29,350.66

Finding the Fourth Proportional to 30,471.67, 45,374.55 and 29,350.66

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Solution

The fourth proportional to 30,471.67, 45,374.55 and 29,350.66 is: 43,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,471.67 : 45,374.55 = 29,350.66 : x
  2. Step 2: Convert to fraction form
    30,471.67/45,374.55 = 29,350.66/x
  3. Step 3: Cross multiply
    30,471.67x = 45,374.55 × 29,350.66
  4. Step 4: Simplify right side
    30,471.67x = 1,331,772,989.70
  5. Step 5: Solve for x
    x = 1,331,772,989.70/30,471.67
  6. Step 6: Final answer
    x = 43,705.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.