Home / 25,235.96-34,825.70-15,164.58

Finding the Fourth Proportional to 25,235.96, 34,825.70 and 15,164.58

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Solution

The fourth proportional to 25,235.96, 34,825.70 and 15,164.58 is: 20,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.96 : 34,825.70 = 15,164.58 : x
  2. Step 2: Convert to fraction form
    25,235.96/34,825.70 = 15,164.58/x
  3. Step 3: Cross multiply
    25,235.96x = 34,825.70 × 15,164.58
  4. Step 4: Simplify right side
    25,235.96x = 528,117,113.71
  5. Step 5: Solve for x
    x = 528,117,113.71/25,235.96
  6. Step 6: Final answer
    x = 20,927.17

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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.