Home / 21,495.04-32,236.31-9,014.72

Finding the Fourth Proportional to 21,495.04, 32,236.31 and 9,014.72

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Solution

The fourth proportional to 21,495.04, 32,236.31 and 9,014.72 is: 13,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.04 : 32,236.31 = 9,014.72 : x
  2. Step 2: Convert to fraction form
    21,495.04/32,236.31 = 9,014.72/x
  3. Step 3: Cross multiply
    21,495.04x = 32,236.31 × 9,014.72
  4. Step 4: Simplify right side
    21,495.04x = 290,601,169.84
  5. Step 5: Solve for x
    x = 290,601,169.84/21,495.04
  6. Step 6: Final answer
    x = 13,519.45

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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.