Home / 20,036.65-30,089.15-16,701.48

Finding the Fourth Proportional to 20,036.65, 30,089.15 and 16,701.48

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Solution

The fourth proportional to 20,036.65, 30,089.15 and 16,701.48 is: 25,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.65 : 30,089.15 = 16,701.48 : x
  2. Step 2: Convert to fraction form
    20,036.65/30,089.15 = 16,701.48/x
  3. Step 3: Cross multiply
    20,036.65x = 30,089.15 × 16,701.48
  4. Step 4: Simplify right side
    20,036.65x = 502,533,336.94
  5. Step 5: Solve for x
    x = 502,533,336.94/20,036.65
  6. Step 6: Final answer
    x = 25,080.71

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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.