Home / 17,515.77-26,264.37-7,643.52

Finding the Fourth Proportional to 17,515.77, 26,264.37 and 7,643.52

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Solution

The fourth proportional to 17,515.77, 26,264.37 and 7,643.52 is: 11,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.77 : 26,264.37 = 7,643.52 : x
  2. Step 2: Convert to fraction form
    17,515.77/26,264.37 = 7,643.52/x
  3. Step 3: Cross multiply
    17,515.77x = 26,264.37 × 7,643.52
  4. Step 4: Simplify right side
    17,515.77x = 200,752,237.38
  5. Step 5: Solve for x
    x = 200,752,237.38/17,515.77
  6. Step 6: Final answer
    x = 11,461.23

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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.