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Finding the Fourth Proportional to 34,454.03, 47,543.02 and 19,348.36

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Solution

The fourth proportional to 34,454.03, 47,543.02 and 19,348.36 is: 26,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,454.03 : 47,543.02 = 19,348.36 : x
  2. Step 2: Convert to fraction form
    34,454.03/47,543.02 = 19,348.36/x
  3. Step 3: Cross multiply
    34,454.03x = 47,543.02 × 19,348.36
  4. Step 4: Simplify right side
    34,454.03x = 919,879,299.22
  5. Step 5: Solve for x
    x = 919,879,299.22/34,454.03
  6. Step 6: Final answer
    x = 26,698.75

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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.