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Finding the Fourth Proportional to 46,870, 64,688.28 and 27,009.52

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Solution

The fourth proportional to 46,870, 64,688.28 and 27,009.52 is: 37,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,870 : 64,688.28 = 27,009.52 : x
  2. Step 2: Convert to fraction form
    46,870/64,688.28 = 27,009.52/x
  3. Step 3: Cross multiply
    46,870x = 64,688.28 × 27,009.52
  4. Step 4: Simplify right side
    46,870x = 1,747,199,392.43
  5. Step 5: Solve for x
    x = 1,747,199,392.43/46,870
  6. Step 6: Final answer
    x = 37,277.56

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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.