Home / 19,776.44-29,625.44-10,402.31

Finding the Fourth Proportional to 19,776.44, 29,625.44 and 10,402.31

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Solution

The fourth proportional to 19,776.44, 29,625.44 and 10,402.31 is: 15,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776.44 : 29,625.44 = 10,402.31 : x
  2. Step 2: Convert to fraction form
    19,776.44/29,625.44 = 10,402.31/x
  3. Step 3: Cross multiply
    19,776.44x = 29,625.44 × 10,402.31
  4. Step 4: Simplify right side
    19,776.44x = 308,172,810.63
  5. Step 5: Solve for x
    x = 308,172,810.63/19,776.44
  6. Step 6: Final answer
    x = 15,582.83

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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.