Home / 18,140.18-25,033.01-10,182.24

Finding the Fourth Proportional to 18,140.18, 25,033.01 and 10,182.24

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Solution

The fourth proportional to 18,140.18, 25,033.01 and 10,182.24 is: 14,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.18 : 25,033.01 = 10,182.24 : x
  2. Step 2: Convert to fraction form
    18,140.18/25,033.01 = 10,182.24/x
  3. Step 3: Cross multiply
    18,140.18x = 25,033.01 × 10,182.24
  4. Step 4: Simplify right side
    18,140.18x = 254,892,064.83
  5. Step 5: Solve for x
    x = 254,892,064.83/18,140.18
  6. Step 6: Final answer
    x = 14,051.25

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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.