Home / 14,298.66-21,438.41-5,523.32

Finding the Fourth Proportional to 14,298.66, 21,438.41 and 5,523.32

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Solution

The fourth proportional to 14,298.66, 21,438.41 and 5,523.32 is: 8,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.66 : 21,438.41 = 5,523.32 : x
  2. Step 2: Convert to fraction form
    14,298.66/21,438.41 = 5,523.32/x
  3. Step 3: Cross multiply
    14,298.66x = 21,438.41 × 5,523.32
  4. Step 4: Simplify right side
    14,298.66x = 118,411,224.70
  5. Step 5: Solve for x
    x = 118,411,224.70/14,298.66
  6. Step 6: Final answer
    x = 8,281.28

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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.