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Finding the Fourth Proportional to 31,342.32, 46,941.48 and 26,348.40

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Solution

The fourth proportional to 31,342.32, 46,941.48 and 26,348.40 is: 39,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.32 : 46,941.48 = 26,348.40 : x
  2. Step 2: Convert to fraction form
    31,342.32/46,941.48 = 26,348.40/x
  3. Step 3: Cross multiply
    31,342.32x = 46,941.48 × 26,348.40
  4. Step 4: Simplify right side
    31,342.32x = 1,236,832,891.63
  5. Step 5: Solve for x
    x = 1,236,832,891.63/31,342.32
  6. Step 6: Final answer
    x = 39,462.07

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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.