Home / 40,017.51-60,030.45-13,724.37

Finding the Fourth Proportional to 40,017.51, 60,030.45 and 13,724.37

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Solution

The fourth proportional to 40,017.51, 60,030.45 and 13,724.37 is: 20,587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,017.51 : 60,030.45 = 13,724.37 : x
  2. Step 2: Convert to fraction form
    40,017.51/60,030.45 = 13,724.37/x
  3. Step 3: Cross multiply
    40,017.51x = 60,030.45 × 13,724.37
  4. Step 4: Simplify right side
    40,017.51x = 823,880,107.07
  5. Step 5: Solve for x
    x = 823,880,107.07/40,017.51
  6. Step 6: Final answer
    x = 20,587.99

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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.