Home / 35,400.98-53,100.26-10,440.02

Finding the Fourth Proportional to 35,400.98, 53,100.26 and 10,440.02

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Solution

The fourth proportional to 35,400.98, 53,100.26 and 10,440.02 is: 15,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.98 : 53,100.26 = 10,440.02 : x
  2. Step 2: Convert to fraction form
    35,400.98/53,100.26 = 10,440.02/x
  3. Step 3: Cross multiply
    35,400.98x = 53,100.26 × 10,440.02
  4. Step 4: Simplify right side
    35,400.98x = 554,367,458.70
  5. Step 5: Solve for x
    x = 554,367,458.70/35,400.98
  6. Step 6: Final answer
    x = 15,659.67

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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.