Home / 18,971.86-26,180.53-10,473.84

Finding the Fourth Proportional to 18,971.86, 26,180.53 and 10,473.84

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Solution

The fourth proportional to 18,971.86, 26,180.53 and 10,473.84 is: 14,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,971.86 : 26,180.53 = 10,473.84 : x
  2. Step 2: Convert to fraction form
    18,971.86/26,180.53 = 10,473.84/x
  3. Step 3: Cross multiply
    18,971.86x = 26,180.53 × 10,473.84
  4. Step 4: Simplify right side
    18,971.86x = 274,210,682.34
  5. Step 5: Solve for x
    x = 274,210,682.34/18,971.86
  6. Step 6: Final answer
    x = 14,453.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.