Home / 25,671.36-35,428.86-15,597.48

Finding the Fourth Proportional to 25,671.36, 35,428.86 and 15,597.48

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Solution

The fourth proportional to 25,671.36, 35,428.86 and 15,597.48 is: 21,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,671.36 : 35,428.86 = 15,597.48 : x
  2. Step 2: Convert to fraction form
    25,671.36/35,428.86 = 15,597.48/x
  3. Step 3: Cross multiply
    25,671.36x = 35,428.86 × 15,597.48
  4. Step 4: Simplify right side
    25,671.36x = 552,600,935.27
  5. Step 5: Solve for x
    x = 552,600,935.27/25,671.36
  6. Step 6: Final answer
    x = 21,525.97

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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.