Home / 34,404.28-47,478.45-19,300.30

Finding the Fourth Proportional to 34,404.28, 47,478.45 and 19,300.30

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Solution

The fourth proportional to 34,404.28, 47,478.45 and 19,300.30 is: 26,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,404.28 : 47,478.45 = 19,300.30 : x
  2. Step 2: Convert to fraction form
    34,404.28/47,478.45 = 19,300.30/x
  3. Step 3: Cross multiply
    34,404.28x = 47,478.45 × 19,300.30
  4. Step 4: Simplify right side
    34,404.28x = 916,348,328.54
  5. Step 5: Solve for x
    x = 916,348,328.54/34,404.28
  6. Step 6: Final answer
    x = 26,634.72

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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.