Home / 26,658.79-40,012.43-14,189.36

Finding the Fourth Proportional to 26,658.79, 40,012.43 and 14,189.36

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Solution

The fourth proportional to 26,658.79, 40,012.43 and 14,189.36 is: 21,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.79 : 40,012.43 = 14,189.36 : x
  2. Step 2: Convert to fraction form
    26,658.79/40,012.43 = 14,189.36/x
  3. Step 3: Cross multiply
    26,658.79x = 40,012.43 × 14,189.36
  4. Step 4: Simplify right side
    26,658.79x = 567,750,502.74
  5. Step 5: Solve for x
    x = 567,750,502.74/26,658.79
  6. Step 6: Final answer
    x = 21,296.94

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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.