Home / 14,313.66-21,472.79-4,455.23

Finding the Fourth Proportional to 14,313.66, 21,472.79 and 4,455.23

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Solution

The fourth proportional to 14,313.66, 21,472.79 and 4,455.23 is: 6,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.66 : 21,472.79 = 4,455.23 : x
  2. Step 2: Convert to fraction form
    14,313.66/21,472.79 = 4,455.23/x
  3. Step 3: Cross multiply
    14,313.66x = 21,472.79 × 4,455.23
  4. Step 4: Simplify right side
    14,313.66x = 95,666,088.55
  5. Step 5: Solve for x
    x = 95,666,088.55/14,313.66
  6. Step 6: Final answer
    x = 6,683.55

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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.