Home / 14,023.81-19,313.49-13,717.63

Finding the Fourth Proportional to 14,023.81, 19,313.49 and 13,717.63

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Solution

The fourth proportional to 14,023.81, 19,313.49 and 13,717.63 is: 18,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.81 : 19,313.49 = 13,717.63 : x
  2. Step 2: Convert to fraction form
    14,023.81/19,313.49 = 13,717.63/x
  3. Step 3: Cross multiply
    14,023.81x = 19,313.49 × 13,717.63
  4. Step 4: Simplify right side
    14,023.81x = 264,935,333.97
  5. Step 5: Solve for x
    x = 264,935,333.97/14,023.81
  6. Step 6: Final answer
    x = 18,891.82

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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.