Home / 18,457.24-27,695.58-14,102.68

Finding the Fourth Proportional to 18,457.24, 27,695.58 and 14,102.68

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Solution

The fourth proportional to 18,457.24, 27,695.58 and 14,102.68 is: 21,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457.24 : 27,695.58 = 14,102.68 : x
  2. Step 2: Convert to fraction form
    18,457.24/27,695.58 = 14,102.68/x
  3. Step 3: Cross multiply
    18,457.24x = 27,695.58 × 14,102.68
  4. Step 4: Simplify right side
    18,457.24x = 390,581,902.15
  5. Step 5: Solve for x
    x = 390,581,902.15/18,457.24
  6. Step 6: Final answer
    x = 21,161.45

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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.