Home / 46,718.25-70,081.56-18,631.50

Finding the Fourth Proportional to 46,718.25, 70,081.56 and 18,631.50

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Solution

The fourth proportional to 46,718.25, 70,081.56 and 18,631.50 is: 27,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,718.25 : 70,081.56 = 18,631.50 : x
  2. Step 2: Convert to fraction form
    46,718.25/70,081.56 = 18,631.50/x
  3. Step 3: Cross multiply
    46,718.25x = 70,081.56 × 18,631.50
  4. Step 4: Simplify right side
    46,718.25x = 1,305,724,585.14
  5. Step 5: Solve for x
    x = 1,305,724,585.14/46,718.25
  6. Step 6: Final answer
    x = 27,948.92

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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.