Home / 14,334.60-21,501.90-8,488.20

Finding the Fourth Proportional to 14,334.60, 21,501.90 and 8,488.20

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Solution

The fourth proportional to 14,334.60, 21,501.90 and 8,488.20 is: 12,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.60 : 21,501.90 = 8,488.20 : x
  2. Step 2: Convert to fraction form
    14,334.60/21,501.90 = 8,488.20/x
  3. Step 3: Cross multiply
    14,334.60x = 21,501.90 × 8,488.20
  4. Step 4: Simplify right side
    14,334.60x = 182,512,427.58
  5. Step 5: Solve for x
    x = 182,512,427.58/14,334.60
  6. Step 6: Final answer
    x = 12,732.30

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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.