Home / 45,771.18-63,156.93-25,628.91

Finding the Fourth Proportional to 45,771.18, 63,156.93 and 25,628.91

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Solution

The fourth proportional to 45,771.18, 63,156.93 and 25,628.91 is: 35,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,771.18 : 63,156.93 = 25,628.91 : x
  2. Step 2: Convert to fraction form
    45,771.18/63,156.93 = 25,628.91/x
  3. Step 3: Cross multiply
    45,771.18x = 63,156.93 × 25,628.91
  4. Step 4: Simplify right side
    45,771.18x = 1,618,643,274.85
  5. Step 5: Solve for x
    x = 1,618,643,274.85/45,771.18
  6. Step 6: Final answer
    x = 35,363.81

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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.