Home / 45,790.79-63,189.56-25,646.67

Finding the Fourth Proportional to 45,790.79, 63,189.56 and 25,646.67

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Solution

The fourth proportional to 45,790.79, 63,189.56 and 25,646.67 is: 35,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,790.79 : 63,189.56 = 25,646.67 : x
  2. Step 2: Convert to fraction form
    45,790.79/63,189.56 = 25,646.67/x
  3. Step 3: Cross multiply
    45,790.79x = 63,189.56 × 25,646.67
  4. Step 4: Simplify right side
    45,790.79x = 1,620,601,856.88
  5. Step 5: Solve for x
    x = 1,620,601,856.88/45,790.79
  6. Step 6: Final answer
    x = 35,391.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.