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Finding the Fourth Proportional to 46,339, 63,947.46 and 25,117.72

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Solution

The fourth proportional to 46,339, 63,947.46 and 25,117.72 is: 34,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,339 : 63,947.46 = 25,117.72 : x
  2. Step 2: Convert to fraction form
    46,339/63,947.46 = 25,117.72/x
  3. Step 3: Cross multiply
    46,339x = 63,947.46 × 25,117.72
  4. Step 4: Simplify right side
    46,339x = 1,606,214,394.99
  5. Step 5: Solve for x
    x = 1,606,214,394.99/46,339
  6. Step 6: Final answer
    x = 34,662.26

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1.5x scale

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.