Home / 23,187.09-34,783.37-7,386.63

Finding the Fourth Proportional to 23,187.09, 34,783.37 and 7,386.63

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Solution

The fourth proportional to 23,187.09, 34,783.37 and 7,386.63 is: 11,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,187.09 : 34,783.37 = 7,386.63 : x
  2. Step 2: Convert to fraction form
    23,187.09/34,783.37 = 7,386.63/x
  3. Step 3: Cross multiply
    23,187.09x = 34,783.37 × 7,386.63
  4. Step 4: Simplify right side
    23,187.09x = 256,931,847.41
  5. Step 5: Solve for x
    x = 256,931,847.41/23,187.09
  6. Step 6: Final answer
    x = 11,080.81

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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.