Home / 25,557.12-35,261.73-16,478.64

Finding the Fourth Proportional to 25,557.12, 35,261.73 and 16,478.64

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Solution

The fourth proportional to 25,557.12, 35,261.73 and 16,478.64 is: 22,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.12 : 35,261.73 = 16,478.64 : x
  2. Step 2: Convert to fraction form
    25,557.12/35,261.73 = 16,478.64/x
  3. Step 3: Cross multiply
    25,557.12x = 35,261.73 × 16,478.64
  4. Step 4: Simplify right side
    25,557.12x = 581,065,354.45
  5. Step 5: Solve for x
    x = 581,065,354.45/25,557.12
  6. Step 6: Final answer
    x = 22,735.95

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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.