Home / 39,019.76-58,532.29-13,716.20

Finding the Fourth Proportional to 39,019.76, 58,532.29 and 13,716.20

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Solution

The fourth proportional to 39,019.76, 58,532.29 and 13,716.20 is: 20,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,019.76 : 58,532.29 = 13,716.20 : x
  2. Step 2: Convert to fraction form
    39,019.76/58,532.29 = 13,716.20/x
  3. Step 3: Cross multiply
    39,019.76x = 58,532.29 × 13,716.20
  4. Step 4: Simplify right side
    39,019.76x = 802,840,596.10
  5. Step 5: Solve for x
    x = 802,840,596.10/39,019.76
  6. Step 6: Final answer
    x = 20,575.23

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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.