Home / 14,508.32-21,762.02-4,120.07

Finding the Fourth Proportional to 14,508.32, 21,762.02 and 4,120.07

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Solution

The fourth proportional to 14,508.32, 21,762.02 and 4,120.07 is: 6,179.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.32 : 21,762.02 = 4,120.07 : x
  2. Step 2: Convert to fraction form
    14,508.32/21,762.02 = 4,120.07/x
  3. Step 3: Cross multiply
    14,508.32x = 21,762.02 × 4,120.07
  4. Step 4: Simplify right side
    14,508.32x = 89,660,924.06
  5. Step 5: Solve for x
    x = 89,660,924.06/14,508.32
  6. Step 6: Final answer
    x = 6,179.97

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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.