Home / 21,384.54-32,065.07-6,589.35

Finding the Fourth Proportional to 21,384.54, 32,065.07 and 6,589.35

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Solution

The fourth proportional to 21,384.54, 32,065.07 and 6,589.35 is: 9,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384.54 : 32,065.07 = 6,589.35 : x
  2. Step 2: Convert to fraction form
    21,384.54/32,065.07 = 6,589.35/x
  3. Step 3: Cross multiply
    21,384.54x = 32,065.07 × 6,589.35
  4. Step 4: Simplify right side
    21,384.54x = 211,287,936.06
  5. Step 5: Solve for x
    x = 211,287,936.06/21,384.54
  6. Step 6: Final answer
    x = 9,880.41

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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.