Home / 21,337.13-32,009.34-9,495.20

Finding the Fourth Proportional to 21,337.13, 32,009.34 and 9,495.20

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Solution

The fourth proportional to 21,337.13, 32,009.34 and 9,495.20 is: 14,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,337.13 : 32,009.34 = 9,495.20 : x
  2. Step 2: Convert to fraction form
    21,337.13/32,009.34 = 9,495.20/x
  3. Step 3: Cross multiply
    21,337.13x = 32,009.34 × 9,495.20
  4. Step 4: Simplify right side
    21,337.13x = 303,935,085.17
  5. Step 5: Solve for x
    x = 303,935,085.17/21,337.13
  6. Step 6: Final answer
    x = 14,244.42

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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.