Home / 48,989.28-67,607.52-27,768.96

Finding the Fourth Proportional to 48,989.28, 67,607.52 and 27,768.96

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Solution

The fourth proportional to 48,989.28, 67,607.52 and 27,768.96 is: 38,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,989.28 : 67,607.52 = 27,768.96 : x
  2. Step 2: Convert to fraction form
    48,989.28/67,607.52 = 27,768.96/x
  3. Step 3: Cross multiply
    48,989.28x = 67,607.52 × 27,768.96
  4. Step 4: Simplify right side
    48,989.28x = 1,877,390,518.58
  5. Step 5: Solve for x
    x = 1,877,390,518.58/48,989.28
  6. Step 6: Final answer
    x = 38,322.48

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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.