Home / 42,318.48-58,396.56-23,454

Finding the Fourth Proportional to 42,318.48, 58,396.56 and 23,454

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Solution

The fourth proportional to 42,318.48, 58,396.56 and 23,454 is: 32,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.48 : 58,396.56 = 23,454 : x
  2. Step 2: Convert to fraction form
    42,318.48/58,396.56 = 23,454/x
  3. Step 3: Cross multiply
    42,318.48x = 58,396.56 × 23,454
  4. Step 4: Simplify right side
    42,318.48x = 1,369,632,918.24
  5. Step 5: Solve for x
    x = 1,369,632,918.24/42,318.48
  6. Step 6: Final answer
    x = 32,364.89

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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.