Home / 19,261.56-28,892.34-6,111.48

Finding the Fourth Proportional to 19,261.56, 28,892.34 and 6,111.48

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Solution

The fourth proportional to 19,261.56, 28,892.34 and 6,111.48 is: 9,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.56 : 28,892.34 = 6,111.48 : x
  2. Step 2: Convert to fraction form
    19,261.56/28,892.34 = 6,111.48/x
  3. Step 3: Cross multiply
    19,261.56x = 28,892.34 × 6,111.48
  4. Step 4: Simplify right side
    19,261.56x = 176,574,958.06
  5. Step 5: Solve for x
    x = 176,574,958.06/19,261.56
  6. Step 6: Final answer
    x = 9,167.22

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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.