Home / 14,263.40-21,395.94-5,498.32

Finding the Fourth Proportional to 14,263.40, 21,395.94 and 5,498.32

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Solution

The fourth proportional to 14,263.40, 21,395.94 and 5,498.32 is: 8,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.40 : 21,395.94 = 5,498.32 : x
  2. Step 2: Convert to fraction form
    14,263.40/21,395.94 = 5,498.32/x
  3. Step 3: Cross multiply
    14,263.40x = 21,395.94 × 5,498.32
  4. Step 4: Simplify right side
    14,263.40x = 117,641,724.82
  5. Step 5: Solve for x
    x = 117,641,724.82/14,263.40
  6. Step 6: Final answer
    x = 8,247.80

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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.