Home / 13,133.27-19,688.70-5,732.19

Finding the Fourth Proportional to 13,133.27, 19,688.70 and 5,732.19

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Solution

The fourth proportional to 13,133.27, 19,688.70 and 5,732.19 is: 8,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.27 : 19,688.70 = 5,732.19 : x
  2. Step 2: Convert to fraction form
    13,133.27/19,688.70 = 5,732.19/x
  3. Step 3: Cross multiply
    13,133.27x = 19,688.70 × 5,732.19
  4. Step 4: Simplify right side
    13,133.27x = 112,859,369.25
  5. Step 5: Solve for x
    x = 112,859,369.25/13,133.27
  6. Step 6: Final answer
    x = 8,593.40

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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.