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Finding the Fourth Proportional to 14,703.80, 22,047.60 and 5,928.80

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Solution

The fourth proportional to 14,703.80, 22,047.60 and 5,928.80 is: 8,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703.80 : 22,047.60 = 5,928.80 : x
  2. Step 2: Convert to fraction form
    14,703.80/22,047.60 = 5,928.80/x
  3. Step 3: Cross multiply
    14,703.80x = 22,047.60 × 5,928.80
  4. Step 4: Simplify right side
    14,703.80x = 130,715,810.88
  5. Step 5: Solve for x
    x = 130,715,810.88/14,703.80
  6. Step 6: Final answer
    x = 8,889.93

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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.