Home / 14,541.48-21,815.70-4,681.68

Finding the Fourth Proportional to 14,541.48, 21,815.70 and 4,681.68

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Solution

The fourth proportional to 14,541.48, 21,815.70 and 4,681.68 is: 7,023.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.48 : 21,815.70 = 4,681.68 : x
  2. Step 2: Convert to fraction form
    14,541.48/21,815.70 = 4,681.68/x
  3. Step 3: Cross multiply
    14,541.48x = 21,815.70 × 4,681.68
  4. Step 4: Simplify right side
    14,541.48x = 102,134,126.38
  5. Step 5: Solve for x
    x = 102,134,126.38/14,541.48
  6. Step 6: Final answer
    x = 7,023.64

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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.