Home / 12,533.55-17,256.84-10,641.39

Finding the Fourth Proportional to 12,533.55, 17,256.84 and 10,641.39

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Solution

The fourth proportional to 12,533.55, 17,256.84 and 10,641.39 is: 14,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.55 : 17,256.84 = 10,641.39 : x
  2. Step 2: Convert to fraction form
    12,533.55/17,256.84 = 10,641.39/x
  3. Step 3: Cross multiply
    12,533.55x = 17,256.84 × 10,641.39
  4. Step 4: Simplify right side
    12,533.55x = 183,636,764.61
  5. Step 5: Solve for x
    x = 183,636,764.61/12,533.55
  6. Step 6: Final answer
    x = 14,651.62

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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.