Home / 14,436.81-21,647.01-5,666.94

Finding the Fourth Proportional to 14,436.81, 21,647.01 and 5,666.94

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Solution

The fourth proportional to 14,436.81, 21,647.01 and 5,666.94 is: 8,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.81 : 21,647.01 = 5,666.94 : x
  2. Step 2: Convert to fraction form
    14,436.81/21,647.01 = 5,666.94/x
  3. Step 3: Cross multiply
    14,436.81x = 21,647.01 × 5,666.94
  4. Step 4: Simplify right side
    14,436.81x = 122,672,306.85
  5. Step 5: Solve for x
    x = 122,672,306.85/14,436.81
  6. Step 6: Final answer
    x = 8,497.19

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1.5x scale

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.