Home / 49,071.56-67,719.67-27,852.20

Finding the Fourth Proportional to 49,071.56, 67,719.67 and 27,852.20

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Solution

The fourth proportional to 49,071.56, 67,719.67 and 27,852.20 is: 38,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,071.56 : 67,719.67 = 27,852.20 : x
  2. Step 2: Convert to fraction form
    49,071.56/67,719.67 = 27,852.20/x
  3. Step 3: Cross multiply
    49,071.56x = 67,719.67 × 27,852.20
  4. Step 4: Simplify right side
    49,071.56x = 1,886,141,384.55
  5. Step 5: Solve for x
    x = 1,886,141,384.55/49,071.56
  6. Step 6: Final answer
    x = 38,436.55

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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.