Home / 17,730.35-24,468.98-9,772.55

Finding the Fourth Proportional to 17,730.35, 24,468.98 and 9,772.55

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Solution

The fourth proportional to 17,730.35, 24,468.98 and 9,772.55 is: 13,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.35 : 24,468.98 = 9,772.55 : x
  2. Step 2: Convert to fraction form
    17,730.35/24,468.98 = 9,772.55/x
  3. Step 3: Cross multiply
    17,730.35x = 24,468.98 × 9,772.55
  4. Step 4: Simplify right side
    17,730.35x = 239,124,330.50
  5. Step 5: Solve for x
    x = 239,124,330.50/17,730.35
  6. Step 6: Final answer
    x = 13,486.72

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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.