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Finding the Fourth Proportional to 46,260.72, 63,828 and 29,484

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Solution

The fourth proportional to 46,260.72, 63,828 and 29,484 is: 40,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,260.72 : 63,828 = 29,484 : x
  2. Step 2: Convert to fraction form
    46,260.72/63,828 = 29,484/x
  3. Step 3: Cross multiply
    46,260.72x = 63,828 × 29,484
  4. Step 4: Simplify right side
    46,260.72x = 1,881,904,752
  5. Step 5: Solve for x
    x = 1,881,904,752/46,260.72
  6. Step 6: Final answer
    x = 40,680.40

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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.