Home / 42,585.14-63,812-26,969.96

Finding the Fourth Proportional to 42,585.14, 63,812 and 26,969.96

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Solution

The fourth proportional to 42,585.14, 63,812 and 26,969.96 is: 40,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585.14 : 63,812 = 26,969.96 : x
  2. Step 2: Convert to fraction form
    42,585.14/63,812 = 26,969.96/x
  3. Step 3: Cross multiply
    42,585.14x = 63,812 × 26,969.96
  4. Step 4: Simplify right side
    42,585.14x = 1,721,007,087.52
  5. Step 5: Solve for x
    x = 1,721,007,087.52/42,585.14
  6. Step 6: Final answer
    x = 40,413.32

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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.