Home / 28,651.41-39,578.81-27,250.16

Finding the Fourth Proportional to 28,651.41, 39,578.81 and 27,250.16

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Solution

The fourth proportional to 28,651.41, 39,578.81 and 27,250.16 is: 37,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,651.41 : 39,578.81 = 27,250.16 : x
  2. Step 2: Convert to fraction form
    28,651.41/39,578.81 = 27,250.16/x
  3. Step 3: Cross multiply
    28,651.41x = 39,578.81 × 27,250.16
  4. Step 4: Simplify right side
    28,651.41x = 1,078,528,905.11
  5. Step 5: Solve for x
    x = 1,078,528,905.11/28,651.41
  6. Step 6: Final answer
    x = 37,643.14

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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.