Home / 15,276.06-22,810.14-13,482.18

Finding the Fourth Proportional to 15,276.06, 22,810.14 and 13,482.18

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Solution

The fourth proportional to 15,276.06, 22,810.14 and 13,482.18 is: 20,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276.06 : 22,810.14 = 13,482.18 : x
  2. Step 2: Convert to fraction form
    15,276.06/22,810.14 = 13,482.18/x
  3. Step 3: Cross multiply
    15,276.06x = 22,810.14 × 13,482.18
  4. Step 4: Simplify right side
    15,276.06x = 307,530,413.31
  5. Step 5: Solve for x
    x = 307,530,413.31/15,276.06
  6. Step 6: Final answer
    x = 20,131.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.