Home / 17,769.42-26,542.26-13,047.66

Finding the Fourth Proportional to 17,769.42, 26,542.26 and 13,047.66

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Solution

The fourth proportional to 17,769.42, 26,542.26 and 13,047.66 is: 19,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.42 : 26,542.26 = 13,047.66 : x
  2. Step 2: Convert to fraction form
    17,769.42/26,542.26 = 13,047.66/x
  3. Step 3: Cross multiply
    17,769.42x = 26,542.26 × 13,047.66
  4. Step 4: Simplify right side
    17,769.42x = 346,314,384.11
  5. Step 5: Solve for x
    x = 346,314,384.11/17,769.42
  6. Step 6: Final answer
    x = 19,489.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.