Home / 16,391.40-24,587.10-4,705.80

Finding the Fourth Proportional to 16,391.40, 24,587.10 and 4,705.80

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Solution

The fourth proportional to 16,391.40, 24,587.10 and 4,705.80 is: 7,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.40 : 24,587.10 = 4,705.80 : x
  2. Step 2: Convert to fraction form
    16,391.40/24,587.10 = 4,705.80/x
  3. Step 3: Cross multiply
    16,391.40x = 24,587.10 × 4,705.80
  4. Step 4: Simplify right side
    16,391.40x = 115,701,975.18
  5. Step 5: Solve for x
    x = 115,701,975.18/16,391.40
  6. Step 6: Final answer
    x = 7,058.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.