Home / 13,569.17-18,725.99-7,600.89

Finding the Fourth Proportional to 13,569.17, 18,725.99 and 7,600.89

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Solution

The fourth proportional to 13,569.17, 18,725.99 and 7,600.89 is: 10,489.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.17 : 18,725.99 = 7,600.89 : x
  2. Step 2: Convert to fraction form
    13,569.17/18,725.99 = 7,600.89/x
  3. Step 3: Cross multiply
    13,569.17x = 18,725.99 × 7,600.89
  4. Step 4: Simplify right side
    13,569.17x = 142,334,117.02
  5. Step 5: Solve for x
    x = 142,334,117.02/13,569.17
  6. Step 6: Final answer
    x = 10,489.52

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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.