Home / 29,287.19-43,930.40-7,100.77

Finding the Fourth Proportional to 29,287.19, 43,930.40 and 7,100.77

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Solution

The fourth proportional to 29,287.19, 43,930.40 and 7,100.77 is: 10,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,287.19 : 43,930.40 = 7,100.77 : x
  2. Step 2: Convert to fraction form
    29,287.19/43,930.40 = 7,100.77/x
  3. Step 3: Cross multiply
    29,287.19x = 43,930.40 × 7,100.77
  4. Step 4: Simplify right side
    29,287.19x = 311,939,411.25
  5. Step 5: Solve for x
    x = 311,939,411.25/29,287.19
  6. Step 6: Final answer
    x = 10,651.05

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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.