Home / 37,669.08-51,967.76-21,742.24

Finding the Fourth Proportional to 37,669.08, 51,967.76 and 21,742.24

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Solution

The fourth proportional to 37,669.08, 51,967.76 and 21,742.24 is: 29,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.08 : 51,967.76 = 21,742.24 : x
  2. Step 2: Convert to fraction form
    37,669.08/51,967.76 = 21,742.24/x
  3. Step 3: Cross multiply
    37,669.08x = 51,967.76 × 21,742.24
  4. Step 4: Simplify right side
    37,669.08x = 1,129,895,510.18
  5. Step 5: Solve for x
    x = 1,129,895,510.18/37,669.08
  6. Step 6: Final answer
    x = 29,995.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.