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Finding the Fourth Proportional to 34,979.73, 48,271.73 and 19,064.18

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Solution

The fourth proportional to 34,979.73, 48,271.73 and 19,064.18 is: 26,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.73 : 48,271.73 = 19,064.18 : x
  2. Step 2: Convert to fraction form
    34,979.73/48,271.73 = 19,064.18/x
  3. Step 3: Cross multiply
    34,979.73x = 48,271.73 × 19,064.18
  4. Step 4: Simplify right side
    34,979.73x = 920,260,612.95
  5. Step 5: Solve for x
    x = 920,260,612.95/34,979.73
  6. Step 6: Final answer
    x = 26,308.40

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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.