Home / 18,567.86-27,744.64-14,035.10

Finding the Fourth Proportional to 18,567.86, 27,744.64 and 14,035.10

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Solution

The fourth proportional to 18,567.86, 27,744.64 and 14,035.10 is: 20,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.86 : 27,744.64 = 14,035.10 : x
  2. Step 2: Convert to fraction form
    18,567.86/27,744.64 = 14,035.10/x
  3. Step 3: Cross multiply
    18,567.86x = 27,744.64 × 14,035.10
  4. Step 4: Simplify right side
    18,567.86x = 389,398,623.05
  5. Step 5: Solve for x
    x = 389,398,623.05/18,567.86
  6. Step 6: Final answer
    x = 20,971.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.