Home / 14,668.79-22,005.51-5,307.86

Finding the Fourth Proportional to 14,668.79, 22,005.51 and 5,307.86

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Solution

The fourth proportional to 14,668.79, 22,005.51 and 5,307.86 is: 7,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.79 : 22,005.51 = 5,307.86 : x
  2. Step 2: Convert to fraction form
    14,668.79/22,005.51 = 5,307.86/x
  3. Step 3: Cross multiply
    14,668.79x = 22,005.51 × 5,307.86
  4. Step 4: Simplify right side
    14,668.79x = 116,802,056.28
  5. Step 5: Solve for x
    x = 116,802,056.28/14,668.79
  6. Step 6: Final answer
    x = 7,962.63

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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.