Home / 13,319.43-19,983.86-5,923.23

Finding the Fourth Proportional to 13,319.43, 19,983.86 and 5,923.23

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Solution

The fourth proportional to 13,319.43, 19,983.86 and 5,923.23 is: 8,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319.43 : 19,983.86 = 5,923.23 : x
  2. Step 2: Convert to fraction form
    13,319.43/19,983.86 = 5,923.23/x
  3. Step 3: Cross multiply
    13,319.43x = 19,983.86 × 5,923.23
  4. Step 4: Simplify right side
    13,319.43x = 118,368,969.45
  5. Step 5: Solve for x
    x = 118,368,969.45/13,319.43
  6. Step 6: Final answer
    x = 8,886.94

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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.