Home / 16,784.04-23,164.88-9,714.36

Finding the Fourth Proportional to 16,784.04, 23,164.88 and 9,714.36

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Solution

The fourth proportional to 16,784.04, 23,164.88 and 9,714.36 is: 13,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.04 : 23,164.88 = 9,714.36 : x
  2. Step 2: Convert to fraction form
    16,784.04/23,164.88 = 9,714.36/x
  3. Step 3: Cross multiply
    16,784.04x = 23,164.88 × 9,714.36
  4. Step 4: Simplify right side
    16,784.04x = 225,031,935.11
  5. Step 5: Solve for x
    x = 225,031,935.11/16,784.04
  6. Step 6: Final answer
    x = 13,407.50

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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.