Home / 14,667.54-20,244.51-12,305.58

Finding the Fourth Proportional to 14,667.54, 20,244.51 and 12,305.58

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Solution

The fourth proportional to 14,667.54, 20,244.51 and 12,305.58 is: 16,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667.54 : 20,244.51 = 12,305.58 : x
  2. Step 2: Convert to fraction form
    14,667.54/20,244.51 = 12,305.58/x
  3. Step 3: Cross multiply
    14,667.54x = 20,244.51 × 12,305.58
  4. Step 4: Simplify right side
    14,667.54x = 249,120,437.37
  5. Step 5: Solve for x
    x = 249,120,437.37/14,667.54
  6. Step 6: Final answer
    x = 16,984.47

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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.