Home / 14,116.52-19,470.98-13,653.16

Finding the Fourth Proportional to 14,116.52, 19,470.98 and 13,653.16

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Solution

The fourth proportional to 14,116.52, 19,470.98 and 13,653.16 is: 18,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.52 : 19,470.98 = 13,653.16 : x
  2. Step 2: Convert to fraction form
    14,116.52/19,470.98 = 13,653.16/x
  3. Step 3: Cross multiply
    14,116.52x = 19,470.98 × 13,653.16
  4. Step 4: Simplify right side
    14,116.52x = 265,840,405.30
  5. Step 5: Solve for x
    x = 265,840,405.30/14,116.52
  6. Step 6: Final answer
    x = 18,831.87

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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.