Home / 13,263.04-19,899.83-5,470.03

Finding the Fourth Proportional to 13,263.04, 19,899.83 and 5,470.03

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Solution

The fourth proportional to 13,263.04, 19,899.83 and 5,470.03 is: 8,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.04 : 19,899.83 = 5,470.03 : x
  2. Step 2: Convert to fraction form
    13,263.04/19,899.83 = 5,470.03/x
  3. Step 3: Cross multiply
    13,263.04x = 19,899.83 × 5,470.03
  4. Step 4: Simplify right side
    13,263.04x = 108,852,639.74
  5. Step 5: Solve for x
    x = 108,852,639.74/13,263.04
  6. Step 6: Final answer
    x = 8,207.22

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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.