Home / 17,193.75-23,726.95-9,640.45

Finding the Fourth Proportional to 17,193.75, 23,726.95 and 9,640.45

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Solution

The fourth proportional to 17,193.75, 23,726.95 and 9,640.45 is: 13,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,193.75 : 23,726.95 = 9,640.45 : x
  2. Step 2: Convert to fraction form
    17,193.75/23,726.95 = 9,640.45/x
  3. Step 3: Cross multiply
    17,193.75x = 23,726.95 × 9,640.45
  4. Step 4: Simplify right side
    17,193.75x = 228,738,475.13
  5. Step 5: Solve for x
    x = 228,738,475.13/17,193.75
  6. Step 6: Final answer
    x = 13,303.58

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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.