Home / 13,206.60-18,192.06-10,057.32

Finding the Fourth Proportional to 13,206.60, 18,192.06 and 10,057.32

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Solution

The fourth proportional to 13,206.60, 18,192.06 and 10,057.32 is: 13,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206.60 : 18,192.06 = 10,057.32 : x
  2. Step 2: Convert to fraction form
    13,206.60/18,192.06 = 10,057.32/x
  3. Step 3: Cross multiply
    13,206.60x = 18,192.06 × 10,057.32
  4. Step 4: Simplify right side
    13,206.60x = 182,963,368.88
  5. Step 5: Solve for x
    x = 182,963,368.88/13,206.60
  6. Step 6: Final answer
    x = 13,853.93

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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.