Home / 16,756.58-23,134.90-10,389.93

Finding the Fourth Proportional to 16,756.58, 23,134.90 and 10,389.93

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Solution

The fourth proportional to 16,756.58, 23,134.90 and 10,389.93 is: 14,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,756.58 : 23,134.90 = 10,389.93 : x
  2. Step 2: Convert to fraction form
    16,756.58/23,134.90 = 10,389.93/x
  3. Step 3: Cross multiply
    16,756.58x = 23,134.90 × 10,389.93
  4. Step 4: Simplify right side
    16,756.58x = 240,369,991.56
  5. Step 5: Solve for x
    x = 240,369,991.56/16,756.58
  6. Step 6: Final answer
    x = 14,344.81

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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.