Home / 58,021.07-87,032.82-18,578.07

Finding the Fourth Proportional to 58,021.07, 87,032.82 and 18,578.07

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Solution

The fourth proportional to 58,021.07, 87,032.82 and 18,578.07 is: 27,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,021.07 : 87,032.82 = 18,578.07 : x
  2. Step 2: Convert to fraction form
    58,021.07/87,032.82 = 18,578.07/x
  3. Step 3: Cross multiply
    58,021.07x = 87,032.82 × 18,578.07
  4. Step 4: Simplify right side
    58,021.07x = 1,616,901,822.26
  5. Step 5: Solve for x
    x = 1,616,901,822.26/58,021.07
  6. Step 6: Final answer
    x = 27,867.50

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1.5x scale

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.