Home / 28,578.77-39,449.06-23,264.36

Finding the Fourth Proportional to 28,578.77, 39,449.06 and 23,264.36

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Solution

The fourth proportional to 28,578.77, 39,449.06 and 23,264.36 is: 32,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,578.77 : 39,449.06 = 23,264.36 : x
  2. Step 2: Convert to fraction form
    28,578.77/39,449.06 = 23,264.36/x
  3. Step 3: Cross multiply
    28,578.77x = 39,449.06 × 23,264.36
  4. Step 4: Simplify right side
    28,578.77x = 917,756,819.93
  5. Step 5: Solve for x
    x = 917,756,819.93/28,578.77
  6. Step 6: Final answer
    x = 32,113.24

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1.5x scale

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.