Home / 29,021.34-43,532.00-19,158.30

Finding the Fourth Proportional to 29,021.34, 43,532.00 and 19,158.30

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Solution

The fourth proportional to 29,021.34, 43,532.00 and 19,158.30 is: 28,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.34 : 43,532.00 = 19,158.30 : x
  2. Step 2: Convert to fraction form
    29,021.34/43,532.00 = 19,158.30/x
  3. Step 3: Cross multiply
    29,021.34x = 43,532.00 × 19,158.30
  4. Step 4: Simplify right side
    29,021.34x = 833,999,019.81
  5. Step 5: Solve for x
    x = 833,999,019.81/29,021.34
  6. Step 6: Final answer
    x = 28,737.44

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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.