Home / 21,347.28-32,025.84-6,558.36

Finding the Fourth Proportional to 21,347.28, 32,025.84 and 6,558.36

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Solution

The fourth proportional to 21,347.28, 32,025.84 and 6,558.36 is: 9,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.28 : 32,025.84 = 6,558.36 : x
  2. Step 2: Convert to fraction form
    21,347.28/32,025.84 = 6,558.36/x
  3. Step 3: Cross multiply
    21,347.28x = 32,025.84 × 6,558.36
  4. Step 4: Simplify right side
    21,347.28x = 210,036,988.02
  5. Step 5: Solve for x
    x = 210,036,988.02/21,347.28
  6. Step 6: Final answer
    x = 9,839.05

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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.