Home / 18,038.12-27,056.16-6,350.36

Finding the Fourth Proportional to 18,038.12, 27,056.16 and 6,350.36

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Solution

The fourth proportional to 18,038.12, 27,056.16 and 6,350.36 is: 9,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.12 : 27,056.16 = 6,350.36 : x
  2. Step 2: Convert to fraction form
    18,038.12/27,056.16 = 6,350.36/x
  3. Step 3: Cross multiply
    18,038.12x = 27,056.16 × 6,350.36
  4. Step 4: Simplify right side
    18,038.12x = 171,816,220.94
  5. Step 5: Solve for x
    x = 171,816,220.94/18,038.12
  6. Step 6: Final answer
    x = 9,525.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.