Home / 14,801.57-20,435.27-9,505.72

Finding the Fourth Proportional to 14,801.57, 20,435.27 and 9,505.72

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Solution

The fourth proportional to 14,801.57, 20,435.27 and 9,505.72 is: 13,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,801.57 : 20,435.27 = 9,505.72 : x
  2. Step 2: Convert to fraction form
    14,801.57/20,435.27 = 9,505.72/x
  3. Step 3: Cross multiply
    14,801.57x = 20,435.27 × 9,505.72
  4. Step 4: Simplify right side
    14,801.57x = 194,251,852.57
  5. Step 5: Solve for x
    x = 194,251,852.57/14,801.57
  6. Step 6: Final answer
    x = 13,123.74

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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.