Home / 17,116.04-23,621.70-13,535.80

Finding the Fourth Proportional to 17,116.04, 23,621.70 and 13,535.80

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Solution

The fourth proportional to 17,116.04, 23,621.70 and 13,535.80 is: 18,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.04 : 23,621.70 = 13,535.80 : x
  2. Step 2: Convert to fraction form
    17,116.04/23,621.70 = 13,535.80/x
  3. Step 3: Cross multiply
    17,116.04x = 23,621.70 × 13,535.80
  4. Step 4: Simplify right side
    17,116.04x = 319,738,606.86
  5. Step 5: Solve for x
    x = 319,738,606.86/17,116.04
  6. Step 6: Final answer
    x = 18,680.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.