Home / 26,431.63-36,472.29-14,491.82

Finding the Fourth Proportional to 26,431.63, 36,472.29 and 14,491.82

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Solution

The fourth proportional to 26,431.63, 36,472.29 and 14,491.82 is: 19,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.63 : 36,472.29 = 14,491.82 : x
  2. Step 2: Convert to fraction form
    26,431.63/36,472.29 = 14,491.82/x
  3. Step 3: Cross multiply
    26,431.63x = 36,472.29 × 14,491.82
  4. Step 4: Simplify right side
    26,431.63x = 528,549,861.67
  5. Step 5: Solve for x
    x = 528,549,861.67/26,431.63
  6. Step 6: Final answer
    x = 19,996.87

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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.