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Finding the Fourth Proportional to 34,636.92, 47,798.79 and 19,528.92

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Solution

The fourth proportional to 34,636.92, 47,798.79 and 19,528.92 is: 26,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,636.92 : 47,798.79 = 19,528.92 : x
  2. Step 2: Convert to fraction form
    34,636.92/47,798.79 = 19,528.92/x
  3. Step 3: Cross multiply
    34,636.92x = 47,798.79 × 19,528.92
  4. Step 4: Simplify right side
    34,636.92x = 933,458,746.01
  5. Step 5: Solve for x
    x = 933,458,746.01/34,636.92
  6. Step 6: Final answer
    x = 26,949.82

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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.