Home / 53,068.89-79,606.19-13,626.34

Finding the Fourth Proportional to 53,068.89, 79,606.19 and 13,626.34

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Solution

The fourth proportional to 53,068.89, 79,606.19 and 13,626.34 is: 20,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068.89 : 79,606.19 = 13,626.34 : x
  2. Step 2: Convert to fraction form
    53,068.89/79,606.19 = 13,626.34/x
  3. Step 3: Cross multiply
    53,068.89x = 79,606.19 × 13,626.34
  4. Step 4: Simplify right side
    53,068.89x = 1,084,741,011.04
  5. Step 5: Solve for x
    x = 1,084,741,011.04/53,068.89
  6. Step 6: Final answer
    x = 20,440.24

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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.