Home / 25,743.42-38,602.78-10,944.32

Finding the Fourth Proportional to 25,743.42, 38,602.78 and 10,944.32

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Solution

The fourth proportional to 25,743.42, 38,602.78 and 10,944.32 is: 16,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.42 : 38,602.78 = 10,944.32 : x
  2. Step 2: Convert to fraction form
    25,743.42/38,602.78 = 10,944.32/x
  3. Step 3: Cross multiply
    25,743.42x = 38,602.78 × 10,944.32
  4. Step 4: Simplify right side
    25,743.42x = 422,480,956.83
  5. Step 5: Solve for x
    x = 422,480,956.83/25,743.42
  6. Step 6: Final answer
    x = 16,411.22

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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.