Home / 45,905.39-63,348-25,487.01

Finding the Fourth Proportional to 45,905.39, 63,348 and 25,487.01

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Solution

The fourth proportional to 45,905.39, 63,348 and 25,487.01 is: 35,171.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,905.39 : 63,348 = 25,487.01 : x
  2. Step 2: Convert to fraction form
    45,905.39/63,348 = 25,487.01/x
  3. Step 3: Cross multiply
    45,905.39x = 63,348 × 25,487.01
  4. Step 4: Simplify right side
    45,905.39x = 1,614,551,109.48
  5. Step 5: Solve for x
    x = 1,614,551,109.48/45,905.39
  6. Step 6: Final answer
    x = 35,171.28

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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.