Home / 52,442.16-78,674.63-19,162.17

Finding the Fourth Proportional to 52,442.16, 78,674.63 and 19,162.17

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Solution

The fourth proportional to 52,442.16, 78,674.63 and 19,162.17 is: 28,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.16 : 78,674.63 = 19,162.17 : x
  2. Step 2: Convert to fraction form
    52,442.16/78,674.63 = 19,162.17/x
  3. Step 3: Cross multiply
    52,442.16x = 78,674.63 × 19,162.17
  4. Step 4: Simplify right side
    52,442.16x = 1,507,576,634.75
  5. Step 5: Solve for x
    x = 1,507,576,634.75/52,442.16
  6. Step 6: Final answer
    x = 28,747.42

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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.