Home / 23,973.99-33,084.36-13,218.88

Finding the Fourth Proportional to 23,973.99, 33,084.36 and 13,218.88

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Solution

The fourth proportional to 23,973.99, 33,084.36 and 13,218.88 is: 18,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,973.99 : 33,084.36 = 13,218.88 : x
  2. Step 2: Convert to fraction form
    23,973.99/33,084.36 = 13,218.88/x
  3. Step 3: Cross multiply
    23,973.99x = 33,084.36 × 13,218.88
  4. Step 4: Simplify right side
    23,973.99x = 437,337,953.20
  5. Step 5: Solve for x
    x = 437,337,953.20/23,973.99
  6. Step 6: Final answer
    x = 18,242.19

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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.