Home / 14,003.13-21,013.49-5,683.18

Finding the Fourth Proportional to 14,003.13, 21,013.49 and 5,683.18

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Solution

The fourth proportional to 14,003.13, 21,013.49 and 5,683.18 is: 8,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.13 : 21,013.49 = 5,683.18 : x
  2. Step 2: Convert to fraction form
    14,003.13/21,013.49 = 5,683.18/x
  3. Step 3: Cross multiply
    14,003.13x = 21,013.49 × 5,683.18
  4. Step 4: Simplify right side
    14,003.13x = 119,423,446.10
  5. Step 5: Solve for x
    x = 119,423,446.10/14,003.13
  6. Step 6: Final answer
    x = 8,528.34

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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.