Home / 15,606.60-21,537.42-8,533.32

Finding the Fourth Proportional to 15,606.60, 21,537.42 and 8,533.32

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Solution

The fourth proportional to 15,606.60, 21,537.42 and 8,533.32 is: 11,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.60 : 21,537.42 = 8,533.32 : x
  2. Step 2: Convert to fraction form
    15,606.60/21,537.42 = 8,533.32/x
  3. Step 3: Cross multiply
    15,606.60x = 21,537.42 × 8,533.32
  4. Step 4: Simplify right side
    15,606.60x = 183,785,696.83
  5. Step 5: Solve for x
    x = 183,785,696.83/15,606.60
  6. Step 6: Final answer
    x = 11,776.15

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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.