Home / 38,410.06-57,622.95-21,777.52

Finding the Fourth Proportional to 38,410.06, 57,622.95 and 21,777.52

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Solution

The fourth proportional to 38,410.06, 57,622.95 and 21,777.52 is: 32,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,410.06 : 57,622.95 = 21,777.52 : x
  2. Step 2: Convert to fraction form
    38,410.06/57,622.95 = 21,777.52/x
  3. Step 3: Cross multiply
    38,410.06x = 57,622.95 × 21,777.52
  4. Step 4: Simplify right side
    38,410.06x = 1,254,884,946.08
  5. Step 5: Solve for x
    x = 1,254,884,946.08/38,410.06
  6. Step 6: Final answer
    x = 32,670.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.