Home / 35,568.42-53,341.17-19,780.98

Finding the Fourth Proportional to 35,568.42, 53,341.17 and 19,780.98

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Solution

The fourth proportional to 35,568.42, 53,341.17 and 19,780.98 is: 29,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.42 : 53,341.17 = 19,780.98 : x
  2. Step 2: Convert to fraction form
    35,568.42/53,341.17 = 19,780.98/x
  3. Step 3: Cross multiply
    35,568.42x = 53,341.17 × 19,780.98
  4. Step 4: Simplify right side
    35,568.42x = 1,055,140,616.95
  5. Step 5: Solve for x
    x = 1,055,140,616.95/35,568.42
  6. Step 6: Final answer
    x = 29,665.10

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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.