Home / 18,113-27,166.58-4,962.30

Finding the Fourth Proportional to 18,113, 27,166.58 and 4,962.30

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Solution

The fourth proportional to 18,113, 27,166.58 and 4,962.30 is: 7,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113 : 27,166.58 = 4,962.30 : x
  2. Step 2: Convert to fraction form
    18,113/27,166.58 = 4,962.30/x
  3. Step 3: Cross multiply
    18,113x = 27,166.58 × 4,962.30
  4. Step 4: Simplify right side
    18,113x = 134,808,719.93
  5. Step 5: Solve for x
    x = 134,808,719.93/18,113
  6. Step 6: Final answer
    x = 7,442.65

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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.