Home / 11,533.58-15,925.08-11,349.72

Finding the Fourth Proportional to 11,533.58, 15,925.08 and 11,349.72

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Solution

The fourth proportional to 11,533.58, 15,925.08 and 11,349.72 is: 15,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.58 : 15,925.08 = 11,349.72 : x
  2. Step 2: Convert to fraction form
    11,533.58/15,925.08 = 11,349.72/x
  3. Step 3: Cross multiply
    11,533.58x = 15,925.08 × 11,349.72
  4. Step 4: Simplify right side
    11,533.58x = 180,745,198.98
  5. Step 5: Solve for x
    x = 180,745,198.98/11,533.58
  6. Step 6: Final answer
    x = 15,671.22

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Half scale
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Double scale
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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.