Home / 14,263.80-21,314.14-10,867.93

Finding the Fourth Proportional to 14,263.80, 21,314.14 and 10,867.93

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Solution

The fourth proportional to 14,263.80, 21,314.14 and 10,867.93 is: 16,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.80 : 21,314.14 = 10,867.93 : x
  2. Step 2: Convert to fraction form
    14,263.80/21,314.14 = 10,867.93/x
  3. Step 3: Cross multiply
    14,263.80x = 21,314.14 × 10,867.93
  4. Step 4: Simplify right side
    14,263.80x = 231,640,581.53
  5. Step 5: Solve for x
    x = 231,640,581.53/14,263.80
  6. Step 6: Final answer
    x = 16,239.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.