Home / 14,347.79-19,791.96-13,332.98

Finding the Fourth Proportional to 14,347.79, 19,791.96 and 13,332.98

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Solution

The fourth proportional to 14,347.79, 19,791.96 and 13,332.98 is: 18,392.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.79 : 19,791.96 = 13,332.98 : x
  2. Step 2: Convert to fraction form
    14,347.79/19,791.96 = 13,332.98/x
  3. Step 3: Cross multiply
    14,347.79x = 19,791.96 × 13,332.98
  4. Step 4: Simplify right side
    14,347.79x = 263,885,806.84
  5. Step 5: Solve for x
    x = 263,885,806.84/14,347.79
  6. Step 6: Final answer
    x = 18,392.09

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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.