Home / 28,798.01-39,725.11-16,859.04

Finding the Fourth Proportional to 28,798.01, 39,725.11 and 16,859.04

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Solution

The fourth proportional to 28,798.01, 39,725.11 and 16,859.04 is: 23,256.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.01 : 39,725.11 = 16,859.04 : x
  2. Step 2: Convert to fraction form
    28,798.01/39,725.11 = 16,859.04/x
  3. Step 3: Cross multiply
    28,798.01x = 39,725.11 × 16,859.04
  4. Step 4: Simplify right side
    28,798.01x = 669,727,043.18
  5. Step 5: Solve for x
    x = 669,727,043.18/28,798.01
  6. Step 6: Final answer
    x = 23,256.02

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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.