Home / 37,146.84-51,250.15-21,220.01

Finding the Fourth Proportional to 37,146.84, 51,250.15 and 21,220.01

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Solution

The fourth proportional to 37,146.84, 51,250.15 and 21,220.01 is: 29,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146.84 : 51,250.15 = 21,220.01 : x
  2. Step 2: Convert to fraction form
    37,146.84/51,250.15 = 21,220.01/x
  3. Step 3: Cross multiply
    37,146.84x = 51,250.15 × 21,220.01
  4. Step 4: Simplify right side
    37,146.84x = 1,087,528,657.96
  5. Step 5: Solve for x
    x = 1,087,528,657.96/37,146.84
  6. Step 6: Final answer
    x = 29,276.48

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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.