Home / 29,980.04-41,373.84-16,553.20

Finding the Fourth Proportional to 29,980.04, 41,373.84 and 16,553.20

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Solution

The fourth proportional to 29,980.04, 41,373.84 and 16,553.20 is: 22,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,980.04 : 41,373.84 = 16,553.20 : x
  2. Step 2: Convert to fraction form
    29,980.04/41,373.84 = 16,553.20/x
  3. Step 3: Cross multiply
    29,980.04x = 41,373.84 × 16,553.20
  4. Step 4: Simplify right side
    29,980.04x = 684,869,448.29
  5. Step 5: Solve for x
    x = 684,869,448.29/29,980.04
  6. Step 6: Final answer
    x = 22,844.18

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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.