Home / 21,973.87-32,962.83-7,182.87

Finding the Fourth Proportional to 21,973.87, 32,962.83 and 7,182.87

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Solution

The fourth proportional to 21,973.87, 32,962.83 and 7,182.87 is: 10,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.87 : 32,962.83 = 7,182.87 : x
  2. Step 2: Convert to fraction form
    21,973.87/32,962.83 = 7,182.87/x
  3. Step 3: Cross multiply
    21,973.87x = 32,962.83 × 7,182.87
  4. Step 4: Simplify right side
    21,973.87x = 236,767,722.72
  5. Step 5: Solve for x
    x = 236,767,722.72/21,973.87
  6. Step 6: Final answer
    x = 10,774.97

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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.