Home / 48,601.59-67,071.60-28,456.58

Finding the Fourth Proportional to 48,601.59, 67,071.60 and 28,456.58

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Solution

The fourth proportional to 48,601.59, 67,071.60 and 28,456.58 is: 39,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,601.59 : 67,071.60 = 28,456.58 : x
  2. Step 2: Convert to fraction form
    48,601.59/67,071.60 = 28,456.58/x
  3. Step 3: Cross multiply
    48,601.59x = 67,071.60 × 28,456.58
  4. Step 4: Simplify right side
    48,601.59x = 1,908,628,518.81
  5. Step 5: Solve for x
    x = 1,908,628,518.81/48,601.59
  6. Step 6: Final answer
    x = 39,270.91

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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.