Home / 25,669.31-35,434.46-15,601.01

Finding the Fourth Proportional to 25,669.31, 35,434.46 and 15,601.01

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Solution

The fourth proportional to 25,669.31, 35,434.46 and 15,601.01 is: 21,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.31 : 35,434.46 = 15,601.01 : x
  2. Step 2: Convert to fraction form
    25,669.31/35,434.46 = 15,601.01/x
  3. Step 3: Cross multiply
    25,669.31x = 35,434.46 × 15,601.01
  4. Step 4: Simplify right side
    25,669.31x = 552,813,226.63
  5. Step 5: Solve for x
    x = 552,813,226.63/25,669.31
  6. Step 6: Final answer
    x = 21,535.96

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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.