Home / 45,918.81-63,374.58-25,505.55

Finding the Fourth Proportional to 45,918.81, 63,374.58 and 25,505.55

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Solution

The fourth proportional to 45,918.81, 63,374.58 and 25,505.55 is: 35,201.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,918.81 : 63,374.58 = 25,505.55 : x
  2. Step 2: Convert to fraction form
    45,918.81/63,374.58 = 25,505.55/x
  3. Step 3: Cross multiply
    45,918.81x = 63,374.58 × 25,505.55
  4. Step 4: Simplify right side
    45,918.81x = 1,616,403,518.92
  5. Step 5: Solve for x
    x = 1,616,403,518.92/45,918.81
  6. Step 6: Final answer
    x = 35,201.34

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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.