Home / 14,308.06-21,470.46-5,987.38

Finding the Fourth Proportional to 14,308.06, 21,470.46 and 5,987.38

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Solution

The fourth proportional to 14,308.06, 21,470.46 and 5,987.38 is: 8,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.06 : 21,470.46 = 5,987.38 : x
  2. Step 2: Convert to fraction form
    14,308.06/21,470.46 = 5,987.38/x
  3. Step 3: Cross multiply
    14,308.06x = 21,470.46 × 5,987.38
  4. Step 4: Simplify right side
    14,308.06x = 128,551,802.79
  5. Step 5: Solve for x
    x = 128,551,802.79/14,308.06
  6. Step 6: Final answer
    x = 8,984.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.