Home / 17,666.81-26,502.50-5,821.79

Finding the Fourth Proportional to 17,666.81, 26,502.50 and 5,821.79

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Solution

The fourth proportional to 17,666.81, 26,502.50 and 5,821.79 is: 8,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.81 : 26,502.50 = 5,821.79 : x
  2. Step 2: Convert to fraction form
    17,666.81/26,502.50 = 5,821.79/x
  3. Step 3: Cross multiply
    17,666.81x = 26,502.50 × 5,821.79
  4. Step 4: Simplify right side
    17,666.81x = 154,291,827.85
  5. Step 5: Solve for x
    x = 154,291,827.85/17,666.81
  6. Step 6: Final answer
    x = 8,733.43

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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.