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Finding the Fourth Proportional to 34,939.59, 48,215.03 and 19,023.99

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Solution

The fourth proportional to 34,939.59, 48,215.03 and 19,023.99 is: 26,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,939.59 : 48,215.03 = 19,023.99 : x
  2. Step 2: Convert to fraction form
    34,939.59/48,215.03 = 19,023.99/x
  3. Step 3: Cross multiply
    34,939.59x = 48,215.03 × 19,023.99
  4. Step 4: Simplify right side
    34,939.59x = 917,242,153.45
  5. Step 5: Solve for x
    x = 917,242,153.45/34,939.59
  6. Step 6: Final answer
    x = 26,252.23

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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.