Home / 39,570.16-59,361.09-11,490.43

Finding the Fourth Proportional to 39,570.16, 59,361.09 and 11,490.43

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Solution

The fourth proportional to 39,570.16, 59,361.09 and 11,490.43 is: 17,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.16 : 59,361.09 = 11,490.43 : x
  2. Step 2: Convert to fraction form
    39,570.16/59,361.09 = 11,490.43/x
  3. Step 3: Cross multiply
    39,570.16x = 59,361.09 × 11,490.43
  4. Step 4: Simplify right side
    39,570.16x = 682,084,449.37
  5. Step 5: Solve for x
    x = 682,084,449.37/39,570.16
  6. Step 6: Final answer
    x = 17,237.34

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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.