Home / 23,970.30-33,079.59-13,359.66

Finding the Fourth Proportional to 23,970.30, 33,079.59 and 13,359.66

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Solution

The fourth proportional to 23,970.30, 33,079.59 and 13,359.66 is: 18,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.30 : 33,079.59 = 13,359.66 : x
  2. Step 2: Convert to fraction form
    23,970.30/33,079.59 = 13,359.66/x
  3. Step 3: Cross multiply
    23,970.30x = 33,079.59 × 13,359.66
  4. Step 4: Simplify right side
    23,970.30x = 441,932,075.34
  5. Step 5: Solve for x
    x = 441,932,075.34/23,970.30
  6. Step 6: Final answer
    x = 18,436.65

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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.