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Finding the Fourth Proportional to 34,934.52, 48,209.76 and 19,018.98

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Solution

The fourth proportional to 34,934.52, 48,209.76 and 19,018.98 is: 26,246.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,934.52 : 48,209.76 = 19,018.98 : x
  2. Step 2: Convert to fraction form
    34,934.52/48,209.76 = 19,018.98/x
  3. Step 3: Cross multiply
    34,934.52x = 48,209.76 × 19,018.98
  4. Step 4: Simplify right side
    34,934.52x = 916,900,461.24
  5. Step 5: Solve for x
    x = 916,900,461.24/34,934.52
  6. Step 6: Final answer
    x = 26,246.26

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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.