Home / 28,641.93-39,523.30-16,706.31

Finding the Fourth Proportional to 28,641.93, 39,523.30 and 16,706.31

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Solution

The fourth proportional to 28,641.93, 39,523.30 and 16,706.31 is: 23,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641.93 : 39,523.30 = 16,706.31 : x
  2. Step 2: Convert to fraction form
    28,641.93/39,523.30 = 16,706.31/x
  3. Step 3: Cross multiply
    28,641.93x = 39,523.30 × 16,706.31
  4. Step 4: Simplify right side
    28,641.93x = 660,288,502.02
  5. Step 5: Solve for x
    x = 660,288,502.02/28,641.93
  6. Step 6: Final answer
    x = 23,053.21

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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.