Home / 48,673.60-72,956.40-19,081.60

Finding the Fourth Proportional to 48,673.60, 72,956.40 and 19,081.60

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Solution

The fourth proportional to 48,673.60, 72,956.40 and 19,081.60 is: 28,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,673.60 : 72,956.40 = 19,081.60 : x
  2. Step 2: Convert to fraction form
    48,673.60/72,956.40 = 19,081.60/x
  3. Step 3: Cross multiply
    48,673.60x = 72,956.40 × 19,081.60
  4. Step 4: Simplify right side
    48,673.60x = 1,392,124,842.24
  5. Step 5: Solve for x
    x = 1,392,124,842.24/48,673.60
  6. Step 6: Final answer
    x = 28,601.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.