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Finding the Fourth Proportional to 46,502.48, 69,673.08 and 28,984.88

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Solution

The fourth proportional to 46,502.48, 69,673.08 and 28,984.88 is: 43,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,502.48 : 69,673.08 = 28,984.88 : x
  2. Step 2: Convert to fraction form
    46,502.48/69,673.08 = 28,984.88/x
  3. Step 3: Cross multiply
    46,502.48x = 69,673.08 × 28,984.88
  4. Step 4: Simplify right side
    46,502.48x = 2,019,465,863.03
  5. Step 5: Solve for x
    x = 2,019,465,863.03/46,502.48
  6. Step 6: Final answer
    x = 43,427.06

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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.