Home / 58,620.92-87,931.14-14,247.80

Finding the Fourth Proportional to 58,620.92, 87,931.14 and 14,247.80

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Solution

The fourth proportional to 58,620.92, 87,931.14 and 14,247.80 is: 21,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,620.92 : 87,931.14 = 14,247.80 : x
  2. Step 2: Convert to fraction form
    58,620.92/87,931.14 = 14,247.80/x
  3. Step 3: Cross multiply
    58,620.92x = 87,931.14 × 14,247.80
  4. Step 4: Simplify right side
    58,620.92x = 1,252,824,856.84
  5. Step 5: Solve for x
    x = 1,252,824,856.84/58,620.92
  6. Step 6: Final answer
    x = 21,371.64

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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.