Home / 18,973.86-26,183.29-10,475.84

Finding the Fourth Proportional to 18,973.86, 26,183.29 and 10,475.84

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Solution

The fourth proportional to 18,973.86, 26,183.29 and 10,475.84 is: 14,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.86 : 26,183.29 = 10,475.84 : x
  2. Step 2: Convert to fraction form
    18,973.86/26,183.29 = 10,475.84/x
  3. Step 3: Cross multiply
    18,973.86x = 26,183.29 × 10,475.84
  4. Step 4: Simplify right side
    18,973.86x = 274,291,956.71
  5. Step 5: Solve for x
    x = 274,291,956.71/18,973.86
  6. Step 6: Final answer
    x = 14,456.31

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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.