Home / 12,060.48-18,090.59-4,267.47

Finding the Fourth Proportional to 12,060.48, 18,090.59 and 4,267.47

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Solution

The fourth proportional to 12,060.48, 18,090.59 and 4,267.47 is: 6,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.48 : 18,090.59 = 4,267.47 : x
  2. Step 2: Convert to fraction form
    12,060.48/18,090.59 = 4,267.47/x
  3. Step 3: Cross multiply
    12,060.48x = 18,090.59 × 4,267.47
  4. Step 4: Simplify right side
    12,060.48x = 77,201,028.77
  5. Step 5: Solve for x
    x = 77,201,028.77/12,060.48
  6. Step 6: Final answer
    x = 6,401.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.