Home / 25,300.95-37,921.86-19,040.91

Finding the Fourth Proportional to 25,300.95, 37,921.86 and 19,040.91

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Solution

The fourth proportional to 25,300.95, 37,921.86 and 19,040.91 is: 28,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.95 : 37,921.86 = 19,040.91 : x
  2. Step 2: Convert to fraction form
    25,300.95/37,921.86 = 19,040.91/x
  3. Step 3: Cross multiply
    25,300.95x = 37,921.86 × 19,040.91
  4. Step 4: Simplify right side
    25,300.95x = 722,066,723.29
  5. Step 5: Solve for x
    x = 722,066,723.29/25,300.95
  6. Step 6: Final answer
    x = 28,539.12

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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.