Home / 15,567.03-21,482.91-9,602.64

Finding the Fourth Proportional to 15,567.03, 21,482.91 and 9,602.64

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Solution

The fourth proportional to 15,567.03, 21,482.91 and 9,602.64 is: 13,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.03 : 21,482.91 = 9,602.64 : x
  2. Step 2: Convert to fraction form
    15,567.03/21,482.91 = 9,602.64/x
  3. Step 3: Cross multiply
    15,567.03x = 21,482.91 × 9,602.64
  4. Step 4: Simplify right side
    15,567.03x = 206,292,650.88
  5. Step 5: Solve for x
    x = 206,292,650.88/15,567.03
  6. Step 6: Final answer
    x = 13,251.90

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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.