Home / 16,865.21-23,265.73-10,901.99

Finding the Fourth Proportional to 16,865.21, 23,265.73 and 10,901.99

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Solution

The fourth proportional to 16,865.21, 23,265.73 and 10,901.99 is: 15,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.21 : 23,265.73 = 10,901.99 : x
  2. Step 2: Convert to fraction form
    16,865.21/23,265.73 = 10,901.99/x
  3. Step 3: Cross multiply
    16,865.21x = 23,265.73 × 10,901.99
  4. Step 4: Simplify right side
    16,865.21x = 253,642,827.59
  5. Step 5: Solve for x
    x = 253,642,827.59/16,865.21
  6. Step 6: Final answer
    x = 15,039.41

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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.