Home / 25,288.95-37,903.86-19,028.87

Finding the Fourth Proportional to 25,288.95, 37,903.86 and 19,028.87

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Solution

The fourth proportional to 25,288.95, 37,903.86 and 19,028.87 is: 28,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.95 : 37,903.86 = 19,028.87 : x
  2. Step 2: Convert to fraction form
    25,288.95/37,903.86 = 19,028.87/x
  3. Step 3: Cross multiply
    25,288.95x = 37,903.86 × 19,028.87
  4. Step 4: Simplify right side
    25,288.95x = 721,267,434.92
  5. Step 5: Solve for x
    x = 721,267,434.92/25,288.95
  6. Step 6: Final answer
    x = 28,521.05

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1.5x scale

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.