Home / 28,050.85-38,713.60-16,114.16

Finding the Fourth Proportional to 28,050.85, 38,713.60 and 16,114.16

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Solution

The fourth proportional to 28,050.85, 38,713.60 and 16,114.16 is: 22,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050.85 : 38,713.60 = 16,114.16 : x
  2. Step 2: Convert to fraction form
    28,050.85/38,713.60 = 16,114.16/x
  3. Step 3: Cross multiply
    28,050.85x = 38,713.60 × 16,114.16
  4. Step 4: Simplify right side
    28,050.85x = 623,837,055.90
  5. Step 5: Solve for x
    x = 623,837,055.90/28,050.85
  6. Step 6: Final answer
    x = 22,239.51

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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.