Home / 18,583.61-25,646.15-10,625.83

Finding the Fourth Proportional to 18,583.61, 25,646.15 and 10,625.83

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Solution

The fourth proportional to 18,583.61, 25,646.15 and 10,625.83 is: 14,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.61 : 25,646.15 = 10,625.83 : x
  2. Step 2: Convert to fraction form
    18,583.61/25,646.15 = 10,625.83/x
  3. Step 3: Cross multiply
    18,583.61x = 25,646.15 × 10,625.83
  4. Step 4: Simplify right side
    18,583.61x = 272,511,501.82
  5. Step 5: Solve for x
    x = 272,511,501.82/18,583.61
  6. Step 6: Final answer
    x = 14,664.08

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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.