Home / 56,618.94-84,928.78-16,637.76

Finding the Fourth Proportional to 56,618.94, 84,928.78 and 16,637.76

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Solution

The fourth proportional to 56,618.94, 84,928.78 and 16,637.76 is: 24,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,618.94 : 84,928.78 = 16,637.76 : x
  2. Step 2: Convert to fraction form
    56,618.94/84,928.78 = 16,637.76/x
  3. Step 3: Cross multiply
    56,618.94x = 84,928.78 × 16,637.76
  4. Step 4: Simplify right side
    56,618.94x = 1,413,024,679.53
  5. Step 5: Solve for x
    x = 1,413,024,679.53/56,618.94
  6. Step 6: Final answer
    x = 24,956.75

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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.