Home / 11,364.60-16,955.61-10,117.20

Finding the Fourth Proportional to 11,364.60, 16,955.61 and 10,117.20

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Solution

The fourth proportional to 11,364.60, 16,955.61 and 10,117.20 is: 15,094.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.60 : 16,955.61 = 10,117.20 : x
  2. Step 2: Convert to fraction form
    11,364.60/16,955.61 = 10,117.20/x
  3. Step 3: Cross multiply
    11,364.60x = 16,955.61 × 10,117.20
  4. Step 4: Simplify right side
    11,364.60x = 171,543,297.49
  5. Step 5: Solve for x
    x = 171,543,297.49/11,364.60
  6. Step 6: Final answer
    x = 15,094.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.