Home / 14,079.51-19,425.92-8,411.74

Finding the Fourth Proportional to 14,079.51, 19,425.92 and 8,411.74

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Solution

The fourth proportional to 14,079.51, 19,425.92 and 8,411.74 is: 11,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.51 : 19,425.92 = 8,411.74 : x
  2. Step 2: Convert to fraction form
    14,079.51/19,425.92 = 8,411.74/x
  3. Step 3: Cross multiply
    14,079.51x = 19,425.92 × 8,411.74
  4. Step 4: Simplify right side
    14,079.51x = 163,405,697.68
  5. Step 5: Solve for x
    x = 163,405,697.68/14,079.51
  6. Step 6: Final answer
    x = 11,605.92

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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.