Home / 14,112.52-19,475.40-8,807.02

Finding the Fourth Proportional to 14,112.52, 19,475.40 and 8,807.02

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Solution

The fourth proportional to 14,112.52, 19,475.40 and 8,807.02 is: 12,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.52 : 19,475.40 = 8,807.02 : x
  2. Step 2: Convert to fraction form
    14,112.52/19,475.40 = 8,807.02/x
  3. Step 3: Cross multiply
    14,112.52x = 19,475.40 × 8,807.02
  4. Step 4: Simplify right side
    14,112.52x = 171,520,237.31
  5. Step 5: Solve for x
    x = 171,520,237.31/14,112.52
  6. Step 6: Final answer
    x = 12,153.76

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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.