Home / 28,473.96-39,307.32-16,535.00

Finding the Fourth Proportional to 28,473.96, 39,307.32 and 16,535.00

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Solution

The fourth proportional to 28,473.96, 39,307.32 and 16,535.00 is: 22,825.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.96 : 39,307.32 = 16,535.00 : x
  2. Step 2: Convert to fraction form
    28,473.96/39,307.32 = 16,535.00/x
  3. Step 3: Cross multiply
    28,473.96x = 39,307.32 × 16,535.00
  4. Step 4: Simplify right side
    28,473.96x = 649,946,339.66
  5. Step 5: Solve for x
    x = 649,946,339.66/28,473.96
  6. Step 6: Final answer
    x = 22,825.99

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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.