Home / 14,599.08-20,146.73-7,884.71

Finding the Fourth Proportional to 14,599.08, 20,146.73 and 7,884.71

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Solution

The fourth proportional to 14,599.08, 20,146.73 and 7,884.71 is: 10,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.08 : 20,146.73 = 7,884.71 : x
  2. Step 2: Convert to fraction form
    14,599.08/20,146.73 = 7,884.71/x
  3. Step 3: Cross multiply
    14,599.08x = 20,146.73 × 7,884.71
  4. Step 4: Simplify right side
    14,599.08x = 158,850,983.34
  5. Step 5: Solve for x
    x = 158,850,983.34/14,599.08
  6. Step 6: Final answer
    x = 10,880.89

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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.