Home / 12,358.52-18,533.93-4,460.01

Finding the Fourth Proportional to 12,358.52, 18,533.93 and 4,460.01

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Solution

The fourth proportional to 12,358.52, 18,533.93 and 4,460.01 is: 6,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.52 : 18,533.93 = 4,460.01 : x
  2. Step 2: Convert to fraction form
    12,358.52/18,533.93 = 4,460.01/x
  3. Step 3: Cross multiply
    12,358.52x = 18,533.93 × 4,460.01
  4. Step 4: Simplify right side
    12,358.52x = 82,661,420.47
  5. Step 5: Solve for x
    x = 82,661,420.47/12,358.52
  6. Step 6: Final answer
    x = 6,688.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.