Home / 25,958.02-35,822.79-15,886.28

Finding the Fourth Proportional to 25,958.02, 35,822.79 and 15,886.28

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Solution

The fourth proportional to 25,958.02, 35,822.79 and 15,886.28 is: 21,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,958.02 : 35,822.79 = 15,886.28 : x
  2. Step 2: Convert to fraction form
    25,958.02/35,822.79 = 15,886.28/x
  3. Step 3: Cross multiply
    25,958.02x = 35,822.79 × 15,886.28
  4. Step 4: Simplify right side
    25,958.02x = 569,090,872.32
  5. Step 5: Solve for x
    x = 569,090,872.32/25,958.02
  6. Step 6: Final answer
    x = 21,923.51

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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.