Home / 39,039.96-58,559.78-9,457.75

Finding the Fourth Proportional to 39,039.96, 58,559.78 and 9,457.75

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Solution

The fourth proportional to 39,039.96, 58,559.78 and 9,457.75 is: 14,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039.96 : 58,559.78 = 9,457.75 : x
  2. Step 2: Convert to fraction form
    39,039.96/58,559.78 = 9,457.75/x
  3. Step 3: Cross multiply
    39,039.96x = 58,559.78 × 9,457.75
  4. Step 4: Simplify right side
    39,039.96x = 553,843,856.14
  5. Step 5: Solve for x
    x = 553,843,856.14/39,039.96
  6. Step 6: Final answer
    x = 14,186.59

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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.