Home / 18,053.65-27,070.55-5,570.27

Finding the Fourth Proportional to 18,053.65, 27,070.55 and 5,570.27

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Solution

The fourth proportional to 18,053.65, 27,070.55 and 5,570.27 is: 8,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.65 : 27,070.55 = 5,570.27 : x
  2. Step 2: Convert to fraction form
    18,053.65/27,070.55 = 5,570.27/x
  3. Step 3: Cross multiply
    18,053.65x = 27,070.55 × 5,570.27
  4. Step 4: Simplify right side
    18,053.65x = 150,790,109.34
  5. Step 5: Solve for x
    x = 150,790,109.34/18,053.65
  6. Step 6: Final answer
    x = 8,352.34

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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.