Home / 14,685.54-20,269.35-12,323.58

Finding the Fourth Proportional to 14,685.54, 20,269.35 and 12,323.58

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Solution

The fourth proportional to 14,685.54, 20,269.35 and 12,323.58 is: 17,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685.54 : 20,269.35 = 12,323.58 : x
  2. Step 2: Convert to fraction form
    14,685.54/20,269.35 = 12,323.58/x
  3. Step 3: Cross multiply
    14,685.54x = 20,269.35 × 12,323.58
  4. Step 4: Simplify right side
    14,685.54x = 249,790,956.27
  5. Step 5: Solve for x
    x = 249,790,956.27/14,685.54
  6. Step 6: Final answer
    x = 17,009.31

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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.