Home / 18,106.43-27,157.95-6,259.10

Finding the Fourth Proportional to 18,106.43, 27,157.95 and 6,259.10

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Solution

The fourth proportional to 18,106.43, 27,157.95 and 6,259.10 is: 9,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.43 : 27,157.95 = 6,259.10 : x
  2. Step 2: Convert to fraction form
    18,106.43/27,157.95 = 6,259.10/x
  3. Step 3: Cross multiply
    18,106.43x = 27,157.95 × 6,259.10
  4. Step 4: Simplify right side
    18,106.43x = 169,984,189.06
  5. Step 5: Solve for x
    x = 169,984,189.06/18,106.43
  6. Step 6: Final answer
    x = 9,388.06

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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.