Home / 71,594.01-107,382.60-19,007.55

Finding the Fourth Proportional to 71,594.01, 107,382.60 and 19,007.55

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Solution

The fourth proportional to 71,594.01, 107,382.60 and 19,007.55 is: 28,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,594.01 : 107,382.60 = 19,007.55 : x
  2. Step 2: Convert to fraction form
    71,594.01/107,382.60 = 19,007.55/x
  3. Step 3: Cross multiply
    71,594.01x = 107,382.60 × 19,007.55
  4. Step 4: Simplify right side
    71,594.01x = 2,041,080,138.63
  5. Step 5: Solve for x
    x = 2,041,080,138.63/71,594.01
  6. Step 6: Final answer
    x = 28,509.09

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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.