Home / 47,853.29-71,808.98-17,889.35

Finding the Fourth Proportional to 47,853.29, 71,808.98 and 17,889.35

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Solution

The fourth proportional to 47,853.29, 71,808.98 and 17,889.35 is: 26,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.29 : 71,808.98 = 17,889.35 : x
  2. Step 2: Convert to fraction form
    47,853.29/71,808.98 = 17,889.35/x
  3. Step 3: Cross multiply
    47,853.29x = 71,808.98 × 17,889.35
  4. Step 4: Simplify right side
    47,853.29x = 1,284,615,527.87
  5. Step 5: Solve for x
    x = 1,284,615,527.87/47,853.29
  6. Step 6: Final answer
    x = 26,844.88

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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.