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Finding the Fourth Proportional to 46,483.64, 69,718.12 and 38,636.56

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Solution

The fourth proportional to 46,483.64, 69,718.12 and 38,636.56 is: 57,948.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,483.64 : 69,718.12 = 38,636.56 : x
  2. Step 2: Convert to fraction form
    46,483.64/69,718.12 = 38,636.56/x
  3. Step 3: Cross multiply
    46,483.64x = 69,718.12 × 38,636.56
  4. Step 4: Simplify right side
    46,483.64x = 2,693,668,326.47
  5. Step 5: Solve for x
    x = 2,693,668,326.47/46,483.64
  6. Step 6: Final answer
    x = 57,948.74

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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.