Home / 46,113.62-63,641.58-28,220.54

Finding the Fourth Proportional to 46,113.62, 63,641.58 and 28,220.54

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Solution

The fourth proportional to 46,113.62, 63,641.58 and 28,220.54 is: 38,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,113.62 : 63,641.58 = 28,220.54 : x
  2. Step 2: Convert to fraction form
    46,113.62/63,641.58 = 28,220.54/x
  3. Step 3: Cross multiply
    46,113.62x = 63,641.58 × 28,220.54
  4. Step 4: Simplify right side
    46,113.62x = 1,795,999,754.05
  5. Step 5: Solve for x
    x = 1,795,999,754.05/46,113.62
  6. Step 6: Final answer
    x = 38,947.27

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Double scale
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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.