Home / 29,152.31-43,720.16-8,087.18

Finding the Fourth Proportional to 29,152.31, 43,720.16 and 8,087.18

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Solution

The fourth proportional to 29,152.31, 43,720.16 and 8,087.18 is: 12,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152.31 : 43,720.16 = 8,087.18 : x
  2. Step 2: Convert to fraction form
    29,152.31/43,720.16 = 8,087.18/x
  3. Step 3: Cross multiply
    29,152.31x = 43,720.16 × 8,087.18
  4. Step 4: Simplify right side
    29,152.31x = 353,572,544.51
  5. Step 5: Solve for x
    x = 353,572,544.51/29,152.31
  6. Step 6: Final answer
    x = 12,128.46

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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.