Home / 34,439.67-51,529.08-20,407.23

Finding the Fourth Proportional to 34,439.67, 51,529.08 and 20,407.23

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Solution

The fourth proportional to 34,439.67, 51,529.08 and 20,407.23 is: 30,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,439.67 : 51,529.08 = 20,407.23 : x
  2. Step 2: Convert to fraction form
    34,439.67/51,529.08 = 20,407.23/x
  3. Step 3: Cross multiply
    34,439.67x = 51,529.08 × 20,407.23
  4. Step 4: Simplify right side
    34,439.67x = 1,051,565,787.25
  5. Step 5: Solve for x
    x = 1,051,565,787.25/34,439.67
  6. Step 6: Final answer
    x = 30,533.56

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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.