Home / 29,001.88-40,021.20-16,253.50

Finding the Fourth Proportional to 29,001.88, 40,021.20 and 16,253.50

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Solution

The fourth proportional to 29,001.88, 40,021.20 and 16,253.50 is: 22,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.88 : 40,021.20 = 16,253.50 : x
  2. Step 2: Convert to fraction form
    29,001.88/40,021.20 = 16,253.50/x
  3. Step 3: Cross multiply
    29,001.88x = 40,021.20 × 16,253.50
  4. Step 4: Simplify right side
    29,001.88x = 650,484,574.20
  5. Step 5: Solve for x
    x = 650,484,574.20/29,001.88
  6. Step 6: Final answer
    x = 22,429.05

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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.