Home / 21,977.29-32,964.90-7,184.26

Finding the Fourth Proportional to 21,977.29, 32,964.90 and 7,184.26

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Solution

The fourth proportional to 21,977.29, 32,964.90 and 7,184.26 is: 10,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977.29 : 32,964.90 = 7,184.26 : x
  2. Step 2: Convert to fraction form
    21,977.29/32,964.90 = 7,184.26/x
  3. Step 3: Cross multiply
    21,977.29x = 32,964.90 × 7,184.26
  4. Step 4: Simplify right side
    21,977.29x = 236,828,412.47
  5. Step 5: Solve for x
    x = 236,828,412.47/21,977.29
  6. Step 6: Final answer
    x = 10,776.05

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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.