Home / 16,830.99-23,224.05-10,115.01

Finding the Fourth Proportional to 16,830.99, 23,224.05 and 10,115.01

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Solution

The fourth proportional to 16,830.99, 23,224.05 and 10,115.01 is: 13,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.99 : 23,224.05 = 10,115.01 : x
  2. Step 2: Convert to fraction form
    16,830.99/23,224.05 = 10,115.01/x
  3. Step 3: Cross multiply
    16,830.99x = 23,224.05 × 10,115.01
  4. Step 4: Simplify right side
    16,830.99x = 234,911,497.99
  5. Step 5: Solve for x
    x = 234,911,497.99/16,830.99
  6. Step 6: Final answer
    x = 13,957.08

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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.