Home / 15,359.25-23,042.66-4,971

Finding the Fourth Proportional to 15,359.25, 23,042.66 and 4,971

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Solution

The fourth proportional to 15,359.25, 23,042.66 and 4,971 is: 7,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359.25 : 23,042.66 = 4,971 : x
  2. Step 2: Convert to fraction form
    15,359.25/23,042.66 = 4,971/x
  3. Step 3: Cross multiply
    15,359.25x = 23,042.66 × 4,971
  4. Step 4: Simplify right side
    15,359.25x = 114,545,038.01
  5. Step 5: Solve for x
    x = 114,545,038.01/15,359.25
  6. Step 6: Final answer
    x = 7,457.72

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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.