Home / 29,007.10-43,555.20-15,885.10

Finding the Fourth Proportional to 29,007.10, 43,555.20 and 15,885.10

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Solution

The fourth proportional to 29,007.10, 43,555.20 and 15,885.10 is: 23,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.10 : 43,555.20 = 15,885.10 : x
  2. Step 2: Convert to fraction form
    29,007.10/43,555.20 = 15,885.10/x
  3. Step 3: Cross multiply
    29,007.10x = 43,555.20 × 15,885.10
  4. Step 4: Simplify right side
    29,007.10x = 691,878,707.52
  5. Step 5: Solve for x
    x = 691,878,707.52/29,007.10
  6. Step 6: Final answer
    x = 23,852.05

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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.