Home / 30,890.93-46,335.31-13,110.17

Finding the Fourth Proportional to 30,890.93, 46,335.31 and 13,110.17

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Solution

The fourth proportional to 30,890.93, 46,335.31 and 13,110.17 is: 19,664.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,890.93 : 46,335.31 = 13,110.17 : x
  2. Step 2: Convert to fraction form
    30,890.93/46,335.31 = 13,110.17/x
  3. Step 3: Cross multiply
    30,890.93x = 46,335.31 × 13,110.17
  4. Step 4: Simplify right side
    30,890.93x = 607,463,526.65
  5. Step 5: Solve for x
    x = 607,463,526.65/30,890.93
  6. Step 6: Final answer
    x = 19,664.79

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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.