Home / 30,507.63-45,743.93-16,258.57

Finding the Fourth Proportional to 30,507.63, 45,743.93 and 16,258.57

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Solution

The fourth proportional to 30,507.63, 45,743.93 and 16,258.57 is: 24,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,507.63 : 45,743.93 = 16,258.57 : x
  2. Step 2: Convert to fraction form
    30,507.63/45,743.93 = 16,258.57/x
  3. Step 3: Cross multiply
    30,507.63x = 45,743.93 × 16,258.57
  4. Step 4: Simplify right side
    30,507.63x = 743,730,887.98
  5. Step 5: Solve for x
    x = 743,730,887.98/30,507.63
  6. Step 6: Final answer
    x = 24,378.52

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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.