Home / 14,182.25-21,276.54-4,322.30

Finding the Fourth Proportional to 14,182.25, 21,276.54 and 4,322.30

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Solution

The fourth proportional to 14,182.25, 21,276.54 and 4,322.30 is: 6,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.25 : 21,276.54 = 4,322.30 : x
  2. Step 2: Convert to fraction form
    14,182.25/21,276.54 = 4,322.30/x
  3. Step 3: Cross multiply
    14,182.25x = 21,276.54 × 4,322.30
  4. Step 4: Simplify right side
    14,182.25x = 91,963,588.84
  5. Step 5: Solve for x
    x = 91,963,588.84/14,182.25
  6. Step 6: Final answer
    x = 6,484.41

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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.