Home / 48,363.61-66,741.74-28,216.58

Finding the Fourth Proportional to 48,363.61, 66,741.74 and 28,216.58

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Solution

The fourth proportional to 48,363.61, 66,741.74 and 28,216.58 is: 38,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,363.61 : 66,741.74 = 28,216.58 : x
  2. Step 2: Convert to fraction form
    48,363.61/66,741.74 = 28,216.58/x
  3. Step 3: Cross multiply
    48,363.61x = 66,741.74 × 28,216.58
  4. Step 4: Simplify right side
    48,363.61x = 1,883,223,671.82
  5. Step 5: Solve for x
    x = 1,883,223,671.82/48,363.61
  6. Step 6: Final answer
    x = 38,938.86

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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.