Home / 48,483.76-66,896.69-28,062.65

Finding the Fourth Proportional to 48,483.76, 66,896.69 and 28,062.65

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Solution

The fourth proportional to 48,483.76, 66,896.69 and 28,062.65 is: 38,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,483.76 : 66,896.69 = 28,062.65 : x
  2. Step 2: Convert to fraction form
    48,483.76/66,896.69 = 28,062.65/x
  3. Step 3: Cross multiply
    48,483.76x = 66,896.69 × 28,062.65
  4. Step 4: Simplify right side
    48,483.76x = 1,877,298,257.32
  5. Step 5: Solve for x
    x = 1,877,298,257.32/48,483.76
  6. Step 6: Final answer
    x = 38,720.15

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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.