Home / 17,332.79-23,911.50-13,749.14

Finding the Fourth Proportional to 17,332.79, 23,911.50 and 13,749.14

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Solution

The fourth proportional to 17,332.79, 23,911.50 and 13,749.14 is: 18,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.79 : 23,911.50 = 13,749.14 : x
  2. Step 2: Convert to fraction form
    17,332.79/23,911.50 = 13,749.14/x
  3. Step 3: Cross multiply
    17,332.79x = 23,911.50 × 13,749.14
  4. Step 4: Simplify right side
    17,332.79x = 328,762,672.45
  5. Step 5: Solve for x
    x = 328,762,672.45/17,332.79
  6. Step 6: Final answer
    x = 18,967.68

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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.