Home / 14,087.93-21,126.42-5,323.52

Finding the Fourth Proportional to 14,087.93, 21,126.42 and 5,323.52

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Solution

The fourth proportional to 14,087.93, 21,126.42 and 5,323.52 is: 7,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.93 : 21,126.42 = 5,323.52 : x
  2. Step 2: Convert to fraction form
    14,087.93/21,126.42 = 5,323.52/x
  3. Step 3: Cross multiply
    14,087.93x = 21,126.42 × 5,323.52
  4. Step 4: Simplify right side
    14,087.93x = 112,466,972.21
  5. Step 5: Solve for x
    x = 112,466,972.21/14,087.93
  6. Step 6: Final answer
    x = 7,983.22

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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.