Home / 18,287.74-25,237.47-10,329.49

Finding the Fourth Proportional to 18,287.74, 25,237.47 and 10,329.49

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Solution

The fourth proportional to 18,287.74, 25,237.47 and 10,329.49 is: 14,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287.74 : 25,237.47 = 10,329.49 : x
  2. Step 2: Convert to fraction form
    18,287.74/25,237.47 = 10,329.49/x
  3. Step 3: Cross multiply
    18,287.74x = 25,237.47 × 10,329.49
  4. Step 4: Simplify right side
    18,287.74x = 260,690,193.99
  5. Step 5: Solve for x
    x = 260,690,193.99/18,287.74
  6. Step 6: Final answer
    x = 14,254.92

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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.