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Finding the Fourth Proportional to 29,343.40, 44,019.42 and 19,001.32

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Solution

The fourth proportional to 29,343.40, 44,019.42 and 19,001.32 is: 28,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.40 : 44,019.42 = 19,001.32 : x
  2. Step 2: Convert to fraction form
    29,343.40/44,019.42 = 19,001.32/x
  3. Step 3: Cross multiply
    29,343.40x = 44,019.42 × 19,001.32
  4. Step 4: Simplify right side
    29,343.40x = 836,427,085.63
  5. Step 5: Solve for x
    x = 836,427,085.63/29,343.40
  6. Step 6: Final answer
    x = 28,504.78

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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.