Home / 45,563.49-68,347.31-13,971.24

Finding the Fourth Proportional to 45,563.49, 68,347.31 and 13,971.24

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Solution

The fourth proportional to 45,563.49, 68,347.31 and 13,971.24 is: 20,957.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.49 : 68,347.31 = 13,971.24 : x
  2. Step 2: Convert to fraction form
    45,563.49/68,347.31 = 13,971.24/x
  3. Step 3: Cross multiply
    45,563.49x = 68,347.31 × 13,971.24
  4. Step 4: Simplify right side
    45,563.49x = 954,896,601.51
  5. Step 5: Solve for x
    x = 954,896,601.51/45,563.49
  6. Step 6: Final answer
    x = 20,957.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.