Home / 21,566.30-32,349.47-6,776.51

Finding the Fourth Proportional to 21,566.30, 32,349.47 and 6,776.51

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Solution

The fourth proportional to 21,566.30, 32,349.47 and 6,776.51 is: 10,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.30 : 32,349.47 = 6,776.51 : x
  2. Step 2: Convert to fraction form
    21,566.30/32,349.47 = 6,776.51/x
  3. Step 3: Cross multiply
    21,566.30x = 32,349.47 × 6,776.51
  4. Step 4: Simplify right side
    21,566.30x = 219,216,311.32
  5. Step 5: Solve for x
    x = 219,216,311.32/21,566.30
  6. Step 6: Final answer
    x = 10,164.76

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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.