Home / 34,144.64-51,216.90-13,353.56

Finding the Fourth Proportional to 34,144.64, 51,216.90 and 13,353.56

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Solution

The fourth proportional to 34,144.64, 51,216.90 and 13,353.56 is: 20,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,144.64 : 51,216.90 = 13,353.56 : x
  2. Step 2: Convert to fraction form
    34,144.64/51,216.90 = 13,353.56/x
  3. Step 3: Cross multiply
    34,144.64x = 51,216.90 × 13,353.56
  4. Step 4: Simplify right side
    34,144.64x = 683,927,947.16
  5. Step 5: Solve for x
    x = 683,927,947.16/34,144.64
  6. Step 6: Final answer
    x = 20,030.32

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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.