Home / 53,114.88-73,311.01-30,453.46

Finding the Fourth Proportional to 53,114.88, 73,311.01 and 30,453.46

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Solution

The fourth proportional to 53,114.88, 73,311.01 and 30,453.46 is: 42,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,114.88 : 73,311.01 = 30,453.46 : x
  2. Step 2: Convert to fraction form
    53,114.88/73,311.01 = 30,453.46/x
  3. Step 3: Cross multiply
    53,114.88x = 73,311.01 × 30,453.46
  4. Step 4: Simplify right side
    53,114.88x = 2,232,574,063.56
  5. Step 5: Solve for x
    x = 2,232,574,063.56/53,114.88
  6. Step 6: Final answer
    x = 42,032.93

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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.