Home / 39,585.96-59,376.86-13,291.24

Finding the Fourth Proportional to 39,585.96, 59,376.86 and 13,291.24

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Solution

The fourth proportional to 39,585.96, 59,376.86 and 13,291.24 is: 19,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,585.96 : 59,376.86 = 13,291.24 : x
  2. Step 2: Convert to fraction form
    39,585.96/59,376.86 = 13,291.24/x
  3. Step 3: Cross multiply
    39,585.96x = 59,376.86 × 13,291.24
  4. Step 4: Simplify right side
    39,585.96x = 789,192,096.71
  5. Step 5: Solve for x
    x = 789,192,096.71/39,585.96
  6. Step 6: Final answer
    x = 19,936.16

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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.