Home / 13,567.88-18,725.30-7,601.01

Finding the Fourth Proportional to 13,567.88, 18,725.30 and 7,601.01

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Solution

The fourth proportional to 13,567.88, 18,725.30 and 7,601.01 is: 10,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.88 : 18,725.30 = 7,601.01 : x
  2. Step 2: Convert to fraction form
    13,567.88/18,725.30 = 7,601.01/x
  3. Step 3: Cross multiply
    13,567.88x = 18,725.30 × 7,601.01
  4. Step 4: Simplify right side
    13,567.88x = 142,331,154.55
  5. Step 5: Solve for x
    x = 142,331,154.55/13,567.88
  6. Step 6: Final answer
    x = 10,490.31

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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.