Home / 13,053.16-19,581.54-4,288.96

Finding the Fourth Proportional to 13,053.16, 19,581.54 and 4,288.96

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Solution

The fourth proportional to 13,053.16, 19,581.54 and 4,288.96 is: 6,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.16 : 19,581.54 = 4,288.96 : x
  2. Step 2: Convert to fraction form
    13,053.16/19,581.54 = 4,288.96/x
  3. Step 3: Cross multiply
    13,053.16x = 19,581.54 × 4,288.96
  4. Step 4: Simplify right side
    13,053.16x = 83,984,441.80
  5. Step 5: Solve for x
    x = 83,984,441.80/13,053.16
  6. Step 6: Final answer
    x = 6,434.03

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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.