Home / 14,391.83-19,853.71-9,285.96

Finding the Fourth Proportional to 14,391.83, 19,853.71 and 9,285.96

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Solution

The fourth proportional to 14,391.83, 19,853.71 and 9,285.96 is: 12,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.83 : 19,853.71 = 9,285.96 : x
  2. Step 2: Convert to fraction form
    14,391.83/19,853.71 = 9,285.96/x
  3. Step 3: Cross multiply
    14,391.83x = 19,853.71 × 9,285.96
  4. Step 4: Simplify right side
    14,391.83x = 184,360,756.91
  5. Step 5: Solve for x
    x = 184,360,756.91/14,391.83
  6. Step 6: Final answer
    x = 12,810.10

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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.