Home / 53,116.84-79,674.54-18,080.92

Finding the Fourth Proportional to 53,116.84, 79,674.54 and 18,080.92

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Solution

The fourth proportional to 53,116.84, 79,674.54 and 18,080.92 is: 27,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,116.84 : 79,674.54 = 18,080.92 : x
  2. Step 2: Convert to fraction form
    53,116.84/79,674.54 = 18,080.92/x
  3. Step 3: Cross multiply
    53,116.84x = 79,674.54 × 18,080.92
  4. Step 4: Simplify right side
    53,116.84x = 1,440,588,983.78
  5. Step 5: Solve for x
    x = 1,440,588,983.78/53,116.84
  6. Step 6: Final answer
    x = 27,121.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.