Home / 23,970.28-33,080.12-13,359.99

Finding the Fourth Proportional to 23,970.28, 33,080.12 and 13,359.99

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Solution

The fourth proportional to 23,970.28, 33,080.12 and 13,359.99 is: 18,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.28 : 33,080.12 = 13,359.99 : x
  2. Step 2: Convert to fraction form
    23,970.28/33,080.12 = 13,359.99/x
  3. Step 3: Cross multiply
    23,970.28x = 33,080.12 × 13,359.99
  4. Step 4: Simplify right side
    23,970.28x = 441,949,881.55
  5. Step 5: Solve for x
    x = 441,949,881.55/23,970.28
  6. Step 6: Final answer
    x = 18,437.41

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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.