Home / 27,912.44-38,516.93-15,973.04

Finding the Fourth Proportional to 27,912.44, 38,516.93 and 15,973.04

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Solution

The fourth proportional to 27,912.44, 38,516.93 and 15,973.04 is: 22,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.44 : 38,516.93 = 15,973.04 : x
  2. Step 2: Convert to fraction form
    27,912.44/38,516.93 = 15,973.04/x
  3. Step 3: Cross multiply
    27,912.44x = 38,516.93 × 15,973.04
  4. Step 4: Simplify right side
    27,912.44x = 615,232,599.79
  5. Step 5: Solve for x
    x = 615,232,599.79/27,912.44
  6. Step 6: Final answer
    x = 22,041.52

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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.