Home / 45,559.10-68,348.66-13,973.49

Finding the Fourth Proportional to 45,559.10, 68,348.66 and 13,973.49

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Solution

The fourth proportional to 45,559.10, 68,348.66 and 13,973.49 is: 20,963.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,559.10 : 68,348.66 = 13,973.49 : x
  2. Step 2: Convert to fraction form
    45,559.10/68,348.66 = 13,973.49/x
  3. Step 3: Cross multiply
    45,559.10x = 68,348.66 × 13,973.49
  4. Step 4: Simplify right side
    45,559.10x = 955,069,247.16
  5. Step 5: Solve for x
    x = 955,069,247.16/45,559.10
  6. Step 6: Final answer
    x = 20,963.31

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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.