Home / 48,019.32-66,270.42-26,801.78

Finding the Fourth Proportional to 48,019.32, 66,270.42 and 26,801.78

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Solution

The fourth proportional to 48,019.32, 66,270.42 and 26,801.78 is: 36,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019.32 : 66,270.42 = 26,801.78 : x
  2. Step 2: Convert to fraction form
    48,019.32/66,270.42 = 26,801.78/x
  3. Step 3: Cross multiply
    48,019.32x = 66,270.42 × 26,801.78
  4. Step 4: Simplify right side
    48,019.32x = 1,776,164,751.99
  5. Step 5: Solve for x
    x = 1,776,164,751.99/48,019.32
  6. Step 6: Final answer
    x = 36,988.54

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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.