Home / 14,564.52-20,106.60-9,809.40

Finding the Fourth Proportional to 14,564.52, 20,106.60 and 9,809.40

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Solution

The fourth proportional to 14,564.52, 20,106.60 and 9,809.40 is: 13,542.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.52 : 20,106.60 = 9,809.40 : x
  2. Step 2: Convert to fraction form
    14,564.52/20,106.60 = 9,809.40/x
  3. Step 3: Cross multiply
    14,564.52x = 20,106.60 × 9,809.40
  4. Step 4: Simplify right side
    14,564.52x = 197,233,682.04
  5. Step 5: Solve for x
    x = 197,233,682.04/14,564.52
  6. Step 6: Final answer
    x = 13,542.07

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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.