Home / 28,233.72-42,350.96-19,466.28

Finding the Fourth Proportional to 28,233.72, 42,350.96 and 19,466.28

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Solution

The fourth proportional to 28,233.72, 42,350.96 and 19,466.28 is: 29,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.72 : 42,350.96 = 19,466.28 : x
  2. Step 2: Convert to fraction form
    28,233.72/42,350.96 = 19,466.28/x
  3. Step 3: Cross multiply
    28,233.72x = 42,350.96 × 19,466.28
  4. Step 4: Simplify right side
    28,233.72x = 824,415,645.63
  5. Step 5: Solve for x
    x = 824,415,645.63/28,233.72
  6. Step 6: Final answer
    x = 29,199.68

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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.