Home / 15,925.14-21,986.64-10,262.70

Finding the Fourth Proportional to 15,925.14, 21,986.64 and 10,262.70

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Solution

The fourth proportional to 15,925.14, 21,986.64 and 10,262.70 is: 14,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.14 : 21,986.64 = 10,262.70 : x
  2. Step 2: Convert to fraction form
    15,925.14/21,986.64 = 10,262.70/x
  3. Step 3: Cross multiply
    15,925.14x = 21,986.64 × 10,262.70
  4. Step 4: Simplify right side
    15,925.14x = 225,642,290.33
  5. Step 5: Solve for x
    x = 225,642,290.33/15,925.14
  6. Step 6: Final answer
    x = 14,168.94

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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.