Home / 14,217.02-21,281.79-9,276.02

Finding the Fourth Proportional to 14,217.02, 21,281.79 and 9,276.02

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Solution

The fourth proportional to 14,217.02, 21,281.79 and 9,276.02 is: 13,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.02 : 21,281.79 = 9,276.02 : x
  2. Step 2: Convert to fraction form
    14,217.02/21,281.79 = 9,276.02/x
  3. Step 3: Cross multiply
    14,217.02x = 21,281.79 × 9,276.02
  4. Step 4: Simplify right side
    14,217.02x = 197,410,263.30
  5. Step 5: Solve for x
    x = 197,410,263.30/14,217.02
  6. Step 6: Final answer
    x = 13,885.49

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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.