Home / 14,551.63-20,065.35-9,827.71

Finding the Fourth Proportional to 14,551.63, 20,065.35 and 9,827.71

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Solution

The fourth proportional to 14,551.63, 20,065.35 and 9,827.71 is: 13,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.63 : 20,065.35 = 9,827.71 : x
  2. Step 2: Convert to fraction form
    14,551.63/20,065.35 = 9,827.71/x
  3. Step 3: Cross multiply
    14,551.63x = 20,065.35 × 9,827.71
  4. Step 4: Simplify right side
    14,551.63x = 197,196,427.54
  5. Step 5: Solve for x
    x = 197,196,427.54/14,551.63
  6. Step 6: Final answer
    x = 13,551.50

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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.