Home / 53,342.56-80,001.42-15,899.20

Finding the Fourth Proportional to 53,342.56, 80,001.42 and 15,899.20

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Solution

The fourth proportional to 53,342.56, 80,001.42 and 15,899.20 is: 23,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,342.56 : 80,001.42 = 15,899.20 : x
  2. Step 2: Convert to fraction form
    53,342.56/80,001.42 = 15,899.20/x
  3. Step 3: Cross multiply
    53,342.56x = 80,001.42 × 15,899.20
  4. Step 4: Simplify right side
    53,342.56x = 1,271,958,576.86
  5. Step 5: Solve for x
    x = 1,271,958,576.86/53,342.56
  6. Step 6: Final answer
    x = 23,845.10

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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.