Home / 13,416.32-18,532.86-10,895.60

Finding the Fourth Proportional to 13,416.32, 18,532.86 and 10,895.60

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Solution

The fourth proportional to 13,416.32, 18,532.86 and 10,895.60 is: 15,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,416.32 : 18,532.86 = 10,895.60 : x
  2. Step 2: Convert to fraction form
    13,416.32/18,532.86 = 10,895.60/x
  3. Step 3: Cross multiply
    13,416.32x = 18,532.86 × 10,895.60
  4. Step 4: Simplify right side
    13,416.32x = 201,926,629.42
  5. Step 5: Solve for x
    x = 201,926,629.42/13,416.32
  6. Step 6: Final answer
    x = 15,050.82

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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.