Home / 18,176.59-25,083.62-10,621.41

Finding the Fourth Proportional to 18,176.59, 25,083.62 and 10,621.41

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Solution

The fourth proportional to 18,176.59, 25,083.62 and 10,621.41 is: 14,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.59 : 25,083.62 = 10,621.41 : x
  2. Step 2: Convert to fraction form
    18,176.59/25,083.62 = 10,621.41/x
  3. Step 3: Cross multiply
    18,176.59x = 25,083.62 × 10,621.41
  4. Step 4: Simplify right side
    18,176.59x = 266,423,364.71
  5. Step 5: Solve for x
    x = 266,423,364.71/18,176.59
  6. Step 6: Final answer
    x = 14,657.50

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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.