Home / 18,165.04-25,048.74-14,382.16

Finding the Fourth Proportional to 18,165.04, 25,048.74 and 14,382.16

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Solution

The fourth proportional to 18,165.04, 25,048.74 and 14,382.16 is: 19,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165.04 : 25,048.74 = 14,382.16 : x
  2. Step 2: Convert to fraction form
    18,165.04/25,048.74 = 14,382.16/x
  3. Step 3: Cross multiply
    18,165.04x = 25,048.74 × 14,382.16
  4. Step 4: Simplify right side
    18,165.04x = 360,254,986.48
  5. Step 5: Solve for x
    x = 360,254,986.48/18,165.04
  6. Step 6: Final answer
    x = 19,832.33

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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.