Home / 26,947-37,189.38-15,769

Finding the Fourth Proportional to 26,947, 37,189.38 and 15,769

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Solution

The fourth proportional to 26,947, 37,189.38 and 15,769 is: 21,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947 : 37,189.38 = 15,769 : x
  2. Step 2: Convert to fraction form
    26,947/37,189.38 = 15,769/x
  3. Step 3: Cross multiply
    26,947x = 37,189.38 × 15,769
  4. Step 4: Simplify right side
    26,947x = 586,439,333.22
  5. Step 5: Solve for x
    x = 586,439,333.22/26,947
  6. Step 6: Final answer
    x = 21,762.69

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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.