Home / 25,414.37-38,124.37-8,772.51

Finding the Fourth Proportional to 25,414.37, 38,124.37 and 8,772.51

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Solution

The fourth proportional to 25,414.37, 38,124.37 and 8,772.51 is: 13,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.37 : 38,124.37 = 8,772.51 : x
  2. Step 2: Convert to fraction form
    25,414.37/38,124.37 = 8,772.51/x
  3. Step 3: Cross multiply
    25,414.37x = 38,124.37 × 8,772.51
  4. Step 4: Simplify right side
    25,414.37x = 334,446,468.52
  5. Step 5: Solve for x
    x = 334,446,468.52/25,414.37
  6. Step 6: Final answer
    x = 13,159.74

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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.