Home / 12,365.46-18,533.61-4,565.16

Finding the Fourth Proportional to 12,365.46, 18,533.61 and 4,565.16

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Solution

The fourth proportional to 12,365.46, 18,533.61 and 4,565.16 is: 6,842.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.46 : 18,533.61 = 4,565.16 : x
  2. Step 2: Convert to fraction form
    12,365.46/18,533.61 = 4,565.16/x
  3. Step 3: Cross multiply
    12,365.46x = 18,533.61 × 4,565.16
  4. Step 4: Simplify right side
    12,365.46x = 84,608,895.03
  5. Step 5: Solve for x
    x = 84,608,895.03/12,365.46
  6. Step 6: Final answer
    x = 6,842.36

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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.