Home / 14,782.61-22,173.84-3,689.30

Finding the Fourth Proportional to 14,782.61, 22,173.84 and 3,689.30

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Solution

The fourth proportional to 14,782.61, 22,173.84 and 3,689.30 is: 5,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,782.61 : 22,173.84 = 3,689.30 : x
  2. Step 2: Convert to fraction form
    14,782.61/22,173.84 = 3,689.30/x
  3. Step 3: Cross multiply
    14,782.61x = 22,173.84 × 3,689.30
  4. Step 4: Simplify right side
    14,782.61x = 81,805,837.04
  5. Step 5: Solve for x
    x = 81,805,837.04/14,782.61
  6. Step 6: Final answer
    x = 5,533.93

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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.