Home / 39,570.39-59,361.47-11,490.69

Finding the Fourth Proportional to 39,570.39, 59,361.47 and 11,490.69

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Solution

The fourth proportional to 39,570.39, 59,361.47 and 11,490.69 is: 17,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.39 : 59,361.47 = 11,490.69 : x
  2. Step 2: Convert to fraction form
    39,570.39/59,361.47 = 11,490.69/x
  3. Step 3: Cross multiply
    39,570.39x = 59,361.47 × 11,490.69
  4. Step 4: Simplify right side
    39,570.39x = 682,104,192.26
  5. Step 5: Solve for x
    x = 682,104,192.26/39,570.39
  6. Step 6: Final answer
    x = 17,237.74

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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.