Home / 27,423.60-41,157.24-9,905.64

Finding the Fourth Proportional to 27,423.60, 41,157.24 and 9,905.64

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Solution

The fourth proportional to 27,423.60, 41,157.24 and 9,905.64 is: 14,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.60 : 41,157.24 = 9,905.64 : x
  2. Step 2: Convert to fraction form
    27,423.60/41,157.24 = 9,905.64/x
  3. Step 3: Cross multiply
    27,423.60x = 41,157.24 × 9,905.64
  4. Step 4: Simplify right side
    27,423.60x = 407,688,802.83
  5. Step 5: Solve for x
    x = 407,688,802.83/27,423.60
  6. Step 6: Final answer
    x = 14,866.35

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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.