Home / 34,231.68-47,235.04-19,122.47

Finding the Fourth Proportional to 34,231.68, 47,235.04 and 19,122.47

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Solution

The fourth proportional to 34,231.68, 47,235.04 and 19,122.47 is: 26,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231.68 : 47,235.04 = 19,122.47 : x
  2. Step 2: Convert to fraction form
    34,231.68/47,235.04 = 19,122.47/x
  3. Step 3: Cross multiply
    34,231.68x = 47,235.04 × 19,122.47
  4. Step 4: Simplify right side
    34,231.68x = 903,250,635.35
  5. Step 5: Solve for x
    x = 903,250,635.35/34,231.68
  6. Step 6: Final answer
    x = 26,386.40

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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.