Home / 34,290.02-51,431.36-10,914.63

Finding the Fourth Proportional to 34,290.02, 51,431.36 and 10,914.63

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Solution

The fourth proportional to 34,290.02, 51,431.36 and 10,914.63 is: 16,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.02 : 51,431.36 = 10,914.63 : x
  2. Step 2: Convert to fraction form
    34,290.02/51,431.36 = 10,914.63/x
  3. Step 3: Cross multiply
    34,290.02x = 51,431.36 × 10,914.63
  4. Step 4: Simplify right side
    34,290.02x = 561,354,210.22
  5. Step 5: Solve for x
    x = 561,354,210.22/34,290.02
  6. Step 6: Final answer
    x = 16,370.78

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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.