Home / 47,087.11-70,602.99-19,008.08

Finding the Fourth Proportional to 47,087.11, 70,602.99 and 19,008.08

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Solution

The fourth proportional to 47,087.11, 70,602.99 and 19,008.08 is: 28,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,087.11 : 70,602.99 = 19,008.08 : x
  2. Step 2: Convert to fraction form
    47,087.11/70,602.99 = 19,008.08/x
  3. Step 3: Cross multiply
    47,087.11x = 70,602.99 × 19,008.08
  4. Step 4: Simplify right side
    47,087.11x = 1,342,027,282.16
  5. Step 5: Solve for x
    x = 1,342,027,282.16/47,087.11
  6. Step 6: Final answer
    x = 28,500.95

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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.