Home / 48,664.56-72,988.44-13,595.88

Finding the Fourth Proportional to 48,664.56, 72,988.44 and 13,595.88

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Solution

The fourth proportional to 48,664.56, 72,988.44 and 13,595.88 is: 20,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,664.56 : 72,988.44 = 13,595.88 : x
  2. Step 2: Convert to fraction form
    48,664.56/72,988.44 = 13,595.88/x
  3. Step 3: Cross multiply
    48,664.56x = 72,988.44 × 13,595.88
  4. Step 4: Simplify right side
    48,664.56x = 992,342,071.63
  5. Step 5: Solve for x
    x = 992,342,071.63/48,664.56
  6. Step 6: Final answer
    x = 20,391.47

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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.