Home / 37,988.13-52,413.71-30,450.27

Finding the Fourth Proportional to 37,988.13, 52,413.71 and 30,450.27

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Solution

The fourth proportional to 37,988.13, 52,413.71 and 30,450.27 is: 42,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988.13 : 52,413.71 = 30,450.27 : x
  2. Step 2: Convert to fraction form
    37,988.13/52,413.71 = 30,450.27/x
  3. Step 3: Cross multiply
    37,988.13x = 52,413.71 × 30,450.27
  4. Step 4: Simplify right side
    37,988.13x = 1,596,011,468.95
  5. Step 5: Solve for x
    x = 1,596,011,468.95/37,988.13
  6. Step 6: Final answer
    x = 42,013.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.