Home / 48,339.16-66,716.04-28,196.03

Finding the Fourth Proportional to 48,339.16, 66,716.04 and 28,196.03

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Solution

The fourth proportional to 48,339.16, 66,716.04 and 28,196.03 is: 38,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,339.16 : 66,716.04 = 28,196.03 : x
  2. Step 2: Convert to fraction form
    48,339.16/66,716.04 = 28,196.03/x
  3. Step 3: Cross multiply
    48,339.16x = 66,716.04 × 28,196.03
  4. Step 4: Simplify right side
    48,339.16x = 1,881,127,737.85
  5. Step 5: Solve for x
    x = 1,881,127,737.85/48,339.16
  6. Step 6: Final answer
    x = 38,915.19

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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.