Home / 37,005.12-51,066.02-20,237.76

Finding the Fourth Proportional to 37,005.12, 51,066.02 and 20,237.76

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Solution

The fourth proportional to 37,005.12, 51,066.02 and 20,237.76 is: 27,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005.12 : 51,066.02 = 20,237.76 : x
  2. Step 2: Convert to fraction form
    37,005.12/51,066.02 = 20,237.76/x
  3. Step 3: Cross multiply
    37,005.12x = 51,066.02 × 20,237.76
  4. Step 4: Simplify right side
    37,005.12x = 1,033,461,856.92
  5. Step 5: Solve for x
    x = 1,033,461,856.92/37,005.12
  6. Step 6: Final answer
    x = 27,927.54

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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.