Home / 39,821.04-59,717.34-13,162.14

Finding the Fourth Proportional to 39,821.04, 59,717.34 and 13,162.14

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Solution

The fourth proportional to 39,821.04, 59,717.34 and 13,162.14 is: 19,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,821.04 : 59,717.34 = 13,162.14 : x
  2. Step 2: Convert to fraction form
    39,821.04/59,717.34 = 13,162.14/x
  3. Step 3: Cross multiply
    39,821.04x = 59,717.34 × 13,162.14
  4. Step 4: Simplify right side
    39,821.04x = 786,007,989.51
  5. Step 5: Solve for x
    x = 786,007,989.51/39,821.04
  6. Step 6: Final answer
    x = 19,738.51

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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.