Home / 18,069.65-24,937.16-10,111.80

Finding the Fourth Proportional to 18,069.65, 24,937.16 and 10,111.80

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Solution

The fourth proportional to 18,069.65, 24,937.16 and 10,111.80 is: 13,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,069.65 : 24,937.16 = 10,111.80 : x
  2. Step 2: Convert to fraction form
    18,069.65/24,937.16 = 10,111.80/x
  3. Step 3: Cross multiply
    18,069.65x = 24,937.16 × 10,111.80
  4. Step 4: Simplify right side
    18,069.65x = 252,159,574.49
  5. Step 5: Solve for x
    x = 252,159,574.49/18,069.65
  6. Step 6: Final answer
    x = 13,954.87

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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.