Home / 25,122.04-37,647.87-18,878.06

Finding the Fourth Proportional to 25,122.04, 37,647.87 and 18,878.06

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Solution

The fourth proportional to 25,122.04, 37,647.87 and 18,878.06 is: 28,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.04 : 37,647.87 = 18,878.06 : x
  2. Step 2: Convert to fraction form
    25,122.04/37,647.87 = 18,878.06/x
  3. Step 3: Cross multiply
    25,122.04x = 37,647.87 × 18,878.06
  4. Step 4: Simplify right side
    25,122.04x = 710,718,772.06
  5. Step 5: Solve for x
    x = 710,718,772.06/25,122.04
  6. Step 6: Final answer
    x = 28,290.65

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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.