Home / 14,260.15-21,393.87-5,492.71

Finding the Fourth Proportional to 14,260.15, 21,393.87 and 5,492.71

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Solution

The fourth proportional to 14,260.15, 21,393.87 and 5,492.71 is: 8,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.15 : 21,393.87 = 5,492.71 : x
  2. Step 2: Convert to fraction form
    14,260.15/21,393.87 = 5,492.71/x
  3. Step 3: Cross multiply
    14,260.15x = 21,393.87 × 5,492.71
  4. Step 4: Simplify right side
    14,260.15x = 117,510,323.69
  5. Step 5: Solve for x
    x = 117,510,323.69/14,260.15
  6. Step 6: Final answer
    x = 8,240.47

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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.