Home / 37,868.50-52,259.61-21,102.58

Finding the Fourth Proportional to 37,868.50, 52,259.61 and 21,102.58

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Solution

The fourth proportional to 37,868.50, 52,259.61 and 21,102.58 is: 29,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.50 : 52,259.61 = 21,102.58 : x
  2. Step 2: Convert to fraction form
    37,868.50/52,259.61 = 21,102.58/x
  3. Step 3: Cross multiply
    37,868.50x = 52,259.61 × 21,102.58
  4. Step 4: Simplify right side
    37,868.50x = 1,102,812,600.79
  5. Step 5: Solve for x
    x = 1,102,812,600.79/37,868.50
  6. Step 6: Final answer
    x = 29,122.16

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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.