Home / 42,413.15-63,634.28-26,599.08

Finding the Fourth Proportional to 42,413.15, 63,634.28 and 26,599.08

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Solution

The fourth proportional to 42,413.15, 63,634.28 and 26,599.08 is: 39,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.15 : 63,634.28 = 26,599.08 : x
  2. Step 2: Convert to fraction form
    42,413.15/63,634.28 = 26,599.08/x
  3. Step 3: Cross multiply
    42,413.15x = 63,634.28 × 26,599.08
  4. Step 4: Simplify right side
    42,413.15x = 1,692,613,410.10
  5. Step 5: Solve for x
    x = 1,692,613,410.10/42,413.15
  6. Step 6: Final answer
    x = 39,907.75

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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.