Home / 14,166.74-19,538.47-12,574.55

Finding the Fourth Proportional to 14,166.74, 19,538.47 and 12,574.55

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Solution

The fourth proportional to 14,166.74, 19,538.47 and 12,574.55 is: 17,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.74 : 19,538.47 = 12,574.55 : x
  2. Step 2: Convert to fraction form
    14,166.74/19,538.47 = 12,574.55/x
  3. Step 3: Cross multiply
    14,166.74x = 19,538.47 × 12,574.55
  4. Step 4: Simplify right side
    14,166.74x = 245,687,467.94
  5. Step 5: Solve for x
    x = 245,687,467.94/14,166.74
  6. Step 6: Final answer
    x = 17,342.56

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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.