Home / 18,184.08-25,079.81-12,444.94

Finding the Fourth Proportional to 18,184.08, 25,079.81 and 12,444.94

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Solution

The fourth proportional to 18,184.08, 25,079.81 and 12,444.94 is: 17,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.08 : 25,079.81 = 12,444.94 : x
  2. Step 2: Convert to fraction form
    18,184.08/25,079.81 = 12,444.94/x
  3. Step 3: Cross multiply
    18,184.08x = 25,079.81 × 12,444.94
  4. Step 4: Simplify right side
    18,184.08x = 312,116,699.79
  5. Step 5: Solve for x
    x = 312,116,699.79/18,184.08
  6. Step 6: Final answer
    x = 17,164.28

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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.