Home / 45,808.40-63,217.41-25,665.45

Finding the Fourth Proportional to 45,808.40, 63,217.41 and 25,665.45

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Solution

The fourth proportional to 45,808.40, 63,217.41 and 25,665.45 is: 35,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,808.40 : 63,217.41 = 25,665.45 : x
  2. Step 2: Convert to fraction form
    45,808.40/63,217.41 = 25,665.45/x
  3. Step 3: Cross multiply
    45,808.40x = 63,217.41 × 25,665.45
  4. Step 4: Simplify right side
    45,808.40x = 1,622,503,275.48
  5. Step 5: Solve for x
    x = 1,622,503,275.48/45,808.40
  6. Step 6: Final answer
    x = 35,419.34

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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.