Home / 35,411.20-53,092.18-15,678.98

Finding the Fourth Proportional to 35,411.20, 53,092.18 and 15,678.98

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Solution

The fourth proportional to 35,411.20, 53,092.18 and 15,678.98 is: 23,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,411.20 : 53,092.18 = 15,678.98 : x
  2. Step 2: Convert to fraction form
    35,411.20/53,092.18 = 15,678.98/x
  3. Step 3: Cross multiply
    35,411.20x = 53,092.18 × 15,678.98
  4. Step 4: Simplify right side
    35,411.20x = 832,431,228.38
  5. Step 5: Solve for x
    x = 832,431,228.38/35,411.20
  6. Step 6: Final answer
    x = 23,507.57

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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.