Home / 34,303.75-51,441.03-21,152.59

Finding the Fourth Proportional to 34,303.75, 51,441.03 and 21,152.59

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Solution

The fourth proportional to 34,303.75, 51,441.03 and 21,152.59 is: 31,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303.75 : 51,441.03 = 21,152.59 : x
  2. Step 2: Convert to fraction form
    34,303.75/51,441.03 = 21,152.59/x
  3. Step 3: Cross multiply
    34,303.75x = 51,441.03 × 21,152.59
  4. Step 4: Simplify right side
    34,303.75x = 1,088,111,016.77
  5. Step 5: Solve for x
    x = 1,088,111,016.77/34,303.75
  6. Step 6: Final answer
    x = 31,719.89

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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.