Home / 17,159.04-25,703.93-13,443.57

Finding the Fourth Proportional to 17,159.04, 25,703.93 and 13,443.57

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Solution

The fourth proportional to 17,159.04, 25,703.93 and 13,443.57 is: 20,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.04 : 25,703.93 = 13,443.57 : x
  2. Step 2: Convert to fraction form
    17,159.04/25,703.93 = 13,443.57/x
  3. Step 3: Cross multiply
    17,159.04x = 25,703.93 × 13,443.57
  4. Step 4: Simplify right side
    17,159.04x = 345,552,615.84
  5. Step 5: Solve for x
    x = 345,552,615.84/17,159.04
  6. Step 6: Final answer
    x = 20,138.23

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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.