Home / 16,619.02-24,913.14-8,719.90

Finding the Fourth Proportional to 16,619.02, 24,913.14 and 8,719.90

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Solution

The fourth proportional to 16,619.02, 24,913.14 and 8,719.90 is: 13,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.02 : 24,913.14 = 8,719.90 : x
  2. Step 2: Convert to fraction form
    16,619.02/24,913.14 = 8,719.90/x
  3. Step 3: Cross multiply
    16,619.02x = 24,913.14 × 8,719.90
  4. Step 4: Simplify right side
    16,619.02x = 217,240,089.49
  5. Step 5: Solve for x
    x = 217,240,089.49/16,619.02
  6. Step 6: Final answer
    x = 13,071.77

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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.