Home / 37,439.22-51,666.12-21,526.80

Finding the Fourth Proportional to 37,439.22, 51,666.12 and 21,526.80

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Solution

The fourth proportional to 37,439.22, 51,666.12 and 21,526.80 is: 29,706.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.22 : 51,666.12 = 21,526.80 : x
  2. Step 2: Convert to fraction form
    37,439.22/51,666.12 = 21,526.80/x
  3. Step 3: Cross multiply
    37,439.22x = 51,666.12 × 21,526.80
  4. Step 4: Simplify right side
    37,439.22x = 1,112,206,232.02
  5. Step 5: Solve for x
    x = 1,112,206,232.02/37,439.22
  6. Step 6: Final answer
    x = 29,706.98

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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.