Home / 26,618.76-39,952.68-13,480.32

Finding the Fourth Proportional to 26,618.76, 39,952.68 and 13,480.32

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Solution

The fourth proportional to 26,618.76, 39,952.68 and 13,480.32 is: 20,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,618.76 : 39,952.68 = 13,480.32 : x
  2. Step 2: Convert to fraction form
    26,618.76/39,952.68 = 13,480.32/x
  3. Step 3: Cross multiply
    26,618.76x = 39,952.68 × 13,480.32
  4. Step 4: Simplify right side
    26,618.76x = 538,574,911.26
  5. Step 5: Solve for x
    x = 538,574,911.26/26,618.76
  6. Step 6: Final answer
    x = 20,232.91

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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.