Home / 25,928.24-35,769.74-15,857.10

Finding the Fourth Proportional to 25,928.24, 35,769.74 and 15,857.10

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Solution

The fourth proportional to 25,928.24, 35,769.74 and 15,857.10 is: 21,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,928.24 : 35,769.74 = 15,857.10 : x
  2. Step 2: Convert to fraction form
    25,928.24/35,769.74 = 15,857.10/x
  3. Step 3: Cross multiply
    25,928.24x = 35,769.74 × 15,857.10
  4. Step 4: Simplify right side
    25,928.24x = 567,204,264.87
  5. Step 5: Solve for x
    x = 567,204,264.87/25,928.24
  6. Step 6: Final answer
    x = 21,875.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.