Home / 18,576.95-25,637.99-10,617.66

Finding the Fourth Proportional to 18,576.95, 25,637.99 and 10,617.66

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Solution

The fourth proportional to 18,576.95, 25,637.99 and 10,617.66 is: 14,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.95 : 25,637.99 = 10,617.66 : x
  2. Step 2: Convert to fraction form
    18,576.95/25,637.99 = 10,617.66/x
  3. Step 3: Cross multiply
    18,576.95x = 25,637.99 × 10,617.66
  4. Step 4: Simplify right side
    18,576.95x = 272,215,279.63
  5. Step 5: Solve for x
    x = 272,215,279.63/18,576.95
  6. Step 6: Final answer
    x = 14,653.39

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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.