Home / 28,435.08-39,248.22-16,502.26

Finding the Fourth Proportional to 28,435.08, 39,248.22 and 16,502.26

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Solution

The fourth proportional to 28,435.08, 39,248.22 and 16,502.26 is: 22,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435.08 : 39,248.22 = 16,502.26 : x
  2. Step 2: Convert to fraction form
    28,435.08/39,248.22 = 16,502.26/x
  3. Step 3: Cross multiply
    28,435.08x = 39,248.22 × 16,502.26
  4. Step 4: Simplify right side
    28,435.08x = 647,684,330.98
  5. Step 5: Solve for x
    x = 647,684,330.98/28,435.08
  6. Step 6: Final answer
    x = 22,777.65

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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.