Home / 25,534.56-35,223.31-15,322.95

Finding the Fourth Proportional to 25,534.56, 35,223.31 and 15,322.95

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Solution

The fourth proportional to 25,534.56, 35,223.31 and 15,322.95 is: 21,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.56 : 35,223.31 = 15,322.95 : x
  2. Step 2: Convert to fraction form
    25,534.56/35,223.31 = 15,322.95/x
  3. Step 3: Cross multiply
    25,534.56x = 35,223.31 × 15,322.95
  4. Step 4: Simplify right side
    25,534.56x = 539,724,941.35
  5. Step 5: Solve for x
    x = 539,724,941.35/25,534.56
  6. Step 6: Final answer
    x = 21,137.04

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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.