Home / 12,466.02-18,715.36-8,769.98

Finding the Fourth Proportional to 12,466.02, 18,715.36 and 8,769.98

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Solution

The fourth proportional to 12,466.02, 18,715.36 and 8,769.98 is: 13,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.02 : 18,715.36 = 8,769.98 : x
  2. Step 2: Convert to fraction form
    12,466.02/18,715.36 = 8,769.98/x
  3. Step 3: Cross multiply
    12,466.02x = 18,715.36 × 8,769.98
  4. Step 4: Simplify right side
    12,466.02x = 164,133,332.89
  5. Step 5: Solve for x
    x = 164,133,332.89/12,466.02
  6. Step 6: Final answer
    x = 13,166.46

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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.