Home / 37,608.18-51,901.47-21,693.30

Finding the Fourth Proportional to 37,608.18, 51,901.47 and 21,693.30

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Solution

The fourth proportional to 37,608.18, 51,901.47 and 21,693.30 is: 29,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,608.18 : 51,901.47 = 21,693.30 : x
  2. Step 2: Convert to fraction form
    37,608.18/51,901.47 = 21,693.30/x
  3. Step 3: Cross multiply
    37,608.18x = 51,901.47 × 21,693.30
  4. Step 4: Simplify right side
    37,608.18x = 1,125,914,159.15
  5. Step 5: Solve for x
    x = 1,125,914,159.15/37,608.18
  6. Step 6: Final answer
    x = 29,938.01

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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.