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Finding the Fourth Proportional to 46,959.08, 70,438.71 and 11,898.74

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Solution

The fourth proportional to 46,959.08, 70,438.71 and 11,898.74 is: 17,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,959.08 : 70,438.71 = 11,898.74 : x
  2. Step 2: Convert to fraction form
    46,959.08/70,438.71 = 11,898.74/x
  3. Step 3: Cross multiply
    46,959.08x = 70,438.71 × 11,898.74
  4. Step 4: Simplify right side
    46,959.08x = 838,131,896.23
  5. Step 5: Solve for x
    x = 838,131,896.23/46,959.08
  6. Step 6: Final answer
    x = 17,848.13

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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.