Home / 27,145.83-37,462.32-15,209.27

Finding the Fourth Proportional to 27,145.83, 37,462.32 and 15,209.27

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Solution

The fourth proportional to 27,145.83, 37,462.32 and 15,209.27 is: 20,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,145.83 : 37,462.32 = 15,209.27 : x
  2. Step 2: Convert to fraction form
    27,145.83/37,462.32 = 15,209.27/x
  3. Step 3: Cross multiply
    27,145.83x = 37,462.32 × 15,209.27
  4. Step 4: Simplify right side
    27,145.83x = 569,774,352.39
  5. Step 5: Solve for x
    x = 569,774,352.39/27,145.83
  6. Step 6: Final answer
    x = 20,989.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.