Home / 25,399.84-35,052.03-15,326.34

Finding the Fourth Proportional to 25,399.84, 35,052.03 and 15,326.34

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Solution

The fourth proportional to 25,399.84, 35,052.03 and 15,326.34 is: 21,150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.84 : 35,052.03 = 15,326.34 : x
  2. Step 2: Convert to fraction form
    25,399.84/35,052.03 = 15,326.34/x
  3. Step 3: Cross multiply
    25,399.84x = 35,052.03 × 15,326.34
  4. Step 4: Simplify right side
    25,399.84x = 537,219,329.47
  5. Step 5: Solve for x
    x = 537,219,329.47/25,399.84
  6. Step 6: Final answer
    x = 21,150.50

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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.