Home / 25,261.64-37,870.86-9,690.44

Finding the Fourth Proportional to 25,261.64, 37,870.86 and 9,690.44

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Solution

The fourth proportional to 25,261.64, 37,870.86 and 9,690.44 is: 14,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,261.64 : 37,870.86 = 9,690.44 : x
  2. Step 2: Convert to fraction form
    25,261.64/37,870.86 = 9,690.44/x
  3. Step 3: Cross multiply
    25,261.64x = 37,870.86 × 9,690.44
  4. Step 4: Simplify right side
    25,261.64x = 366,985,296.58
  5. Step 5: Solve for x
    x = 366,985,296.58/25,261.64
  6. Step 6: Final answer
    x = 14,527.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.