Home / 25,484.58-38,225.52-7,952.40

Finding the Fourth Proportional to 25,484.58, 38,225.52 and 7,952.40

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Solution

The fourth proportional to 25,484.58, 38,225.52 and 7,952.40 is: 11,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.58 : 38,225.52 = 7,952.40 : x
  2. Step 2: Convert to fraction form
    25,484.58/38,225.52 = 7,952.40/x
  3. Step 3: Cross multiply
    25,484.58x = 38,225.52 × 7,952.40
  4. Step 4: Simplify right side
    25,484.58x = 303,984,625.25
  5. Step 5: Solve for x
    x = 303,984,625.25/25,484.58
  6. Step 6: Final answer
    x = 11,928.18

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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.