Home / 29,649.07-44,490.03-12,131.20

Finding the Fourth Proportional to 29,649.07, 44,490.03 and 12,131.20

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Solution

The fourth proportional to 29,649.07, 44,490.03 and 12,131.20 is: 18,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,649.07 : 44,490.03 = 12,131.20 : x
  2. Step 2: Convert to fraction form
    29,649.07/44,490.03 = 12,131.20/x
  3. Step 3: Cross multiply
    29,649.07x = 44,490.03 × 12,131.20
  4. Step 4: Simplify right side
    29,649.07x = 539,717,462.06
  5. Step 5: Solve for x
    x = 539,717,462.06/29,649.07
  6. Step 6: Final answer
    x = 18,203.52

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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.