Home / 13,569.26-18,726.28-7,600.58

Finding the Fourth Proportional to 13,569.26, 18,726.28 and 7,600.58

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Solution

The fourth proportional to 13,569.26, 18,726.28 and 7,600.58 is: 10,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.26 : 18,726.28 = 7,600.58 : x
  2. Step 2: Convert to fraction form
    13,569.26/18,726.28 = 7,600.58/x
  3. Step 3: Cross multiply
    13,569.26x = 18,726.28 × 7,600.58
  4. Step 4: Simplify right side
    13,569.26x = 142,330,476.61
  5. Step 5: Solve for x
    x = 142,330,476.61/13,569.26
  6. Step 6: Final answer
    x = 10,489.19

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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.