Home / 13,029-19,549.16-5,133.92

Finding the Fourth Proportional to 13,029, 19,549.16 and 5,133.92

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Solution

The fourth proportional to 13,029, 19,549.16 and 5,133.92 is: 7,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029 : 19,549.16 = 5,133.92 : x
  2. Step 2: Convert to fraction form
    13,029/19,549.16 = 5,133.92/x
  3. Step 3: Cross multiply
    13,029x = 19,549.16 × 5,133.92
  4. Step 4: Simplify right side
    13,029x = 100,363,823.51
  5. Step 5: Solve for x
    x = 100,363,823.51/13,029
  6. Step 6: Final answer
    x = 7,703.11

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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.