Home / 35,689.28-53,518.43-19,045.67

Finding the Fourth Proportional to 35,689.28, 53,518.43 and 19,045.67

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Solution

The fourth proportional to 35,689.28, 53,518.43 and 19,045.67 is: 28,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.28 : 53,518.43 = 19,045.67 : x
  2. Step 2: Convert to fraction form
    35,689.28/53,518.43 = 19,045.67/x
  3. Step 3: Cross multiply
    35,689.28x = 53,518.43 × 19,045.67
  4. Step 4: Simplify right side
    35,689.28x = 1,019,293,993.88
  5. Step 5: Solve for x
    x = 1,019,293,993.88/35,689.28
  6. Step 6: Final answer
    x = 28,560.23

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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.