Home / 39,664.56-59,502.41-11,586.68

Finding the Fourth Proportional to 39,664.56, 59,502.41 and 11,586.68

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Solution

The fourth proportional to 39,664.56, 59,502.41 and 11,586.68 is: 17,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.56 : 59,502.41 = 11,586.68 : x
  2. Step 2: Convert to fraction form
    39,664.56/59,502.41 = 11,586.68/x
  3. Step 3: Cross multiply
    39,664.56x = 59,502.41 × 11,586.68
  4. Step 4: Simplify right side
    39,664.56x = 689,435,028.45
  5. Step 5: Solve for x
    x = 689,435,028.45/39,664.56
  6. Step 6: Final answer
    x = 17,381.64

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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.