Home / 18,457.08-27,685.62-4,606.20

Finding the Fourth Proportional to 18,457.08, 27,685.62 and 4,606.20

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Solution

The fourth proportional to 18,457.08, 27,685.62 and 4,606.20 is: 6,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457.08 : 27,685.62 = 4,606.20 : x
  2. Step 2: Convert to fraction form
    18,457.08/27,685.62 = 4,606.20/x
  3. Step 3: Cross multiply
    18,457.08x = 27,685.62 × 4,606.20
  4. Step 4: Simplify right side
    18,457.08x = 127,525,502.84
  5. Step 5: Solve for x
    x = 127,525,502.84/18,457.08
  6. Step 6: Final answer
    x = 6,909.30

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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.