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Finding the Fourth Proportional to 34,690.95, 51,952.52 and 19,854.92

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Solution

The fourth proportional to 34,690.95, 51,952.52 and 19,854.92 is: 29,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,690.95 : 51,952.52 = 19,854.92 : x
  2. Step 2: Convert to fraction form
    34,690.95/51,952.52 = 19,854.92/x
  3. Step 3: Cross multiply
    34,690.95x = 51,952.52 × 19,854.92
  4. Step 4: Simplify right side
    34,690.95x = 1,031,513,307.92
  5. Step 5: Solve for x
    x = 1,031,513,307.92/34,690.95
  6. Step 6: Final answer
    x = 29,734.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.