Home / 13,567.62-18,722.37-7,598.28

Finding the Fourth Proportional to 13,567.62, 18,722.37 and 7,598.28

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Solution

The fourth proportional to 13,567.62, 18,722.37 and 7,598.28 is: 10,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.62 : 18,722.37 = 7,598.28 : x
  2. Step 2: Convert to fraction form
    13,567.62/18,722.37 = 7,598.28/x
  3. Step 3: Cross multiply
    13,567.62x = 18,722.37 × 7,598.28
  4. Step 4: Simplify right side
    13,567.62x = 142,257,809.52
  5. Step 5: Solve for x
    x = 142,257,809.52/13,567.62
  6. Step 6: Final answer
    x = 10,485.10

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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.