Home / 34,116.42-47,079.36-19,008.75

Finding the Fourth Proportional to 34,116.42, 47,079.36 and 19,008.75

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Solution

The fourth proportional to 34,116.42, 47,079.36 and 19,008.75 is: 26,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,116.42 : 47,079.36 = 19,008.75 : x
  2. Step 2: Convert to fraction form
    34,116.42/47,079.36 = 19,008.75/x
  3. Step 3: Cross multiply
    34,116.42x = 47,079.36 × 19,008.75
  4. Step 4: Simplify right side
    34,116.42x = 894,919,784.40
  5. Step 5: Solve for x
    x = 894,919,784.40/34,116.42
  6. Step 6: Final answer
    x = 26,231.35

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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.