Home / 47,059.08-70,597.64-18,981.96

Finding the Fourth Proportional to 47,059.08, 70,597.64 and 18,981.96

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Solution

The fourth proportional to 47,059.08, 70,597.64 and 18,981.96 is: 28,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,059.08 : 70,597.64 = 18,981.96 : x
  2. Step 2: Convert to fraction form
    47,059.08/70,597.64 = 18,981.96/x
  3. Step 3: Cross multiply
    47,059.08x = 70,597.64 × 18,981.96
  4. Step 4: Simplify right side
    47,059.08x = 1,340,081,578.57
  5. Step 5: Solve for x
    x = 1,340,081,578.57/47,059.08
  6. Step 6: Final answer
    x = 28,476.58

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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.