Home / 38,690.10-58,166.37-30,892.23

Finding the Fourth Proportional to 38,690.10, 58,166.37 and 30,892.23

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Solution

The fourth proportional to 38,690.10, 58,166.37 and 30,892.23 is: 46,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690.10 : 58,166.37 = 30,892.23 : x
  2. Step 2: Convert to fraction form
    38,690.10/58,166.37 = 30,892.23/x
  3. Step 3: Cross multiply
    38,690.10x = 58,166.37 × 30,892.23
  4. Step 4: Simplify right side
    38,690.10x = 1,796,888,880.31
  5. Step 5: Solve for x
    x = 1,796,888,880.31/38,690.10
  6. Step 6: Final answer
    x = 46,443.12

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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.