Home / 15,495.36-23,235.48-7,708.56

Finding the Fourth Proportional to 15,495.36, 23,235.48 and 7,708.56

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Solution

The fourth proportional to 15,495.36, 23,235.48 and 7,708.56 is: 11,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,495.36 : 23,235.48 = 7,708.56 : x
  2. Step 2: Convert to fraction form
    15,495.36/23,235.48 = 7,708.56/x
  3. Step 3: Cross multiply
    15,495.36x = 23,235.48 × 7,708.56
  4. Step 4: Simplify right side
    15,495.36x = 179,112,091.71
  5. Step 5: Solve for x
    x = 179,112,091.71/15,495.36
  6. Step 6: Final answer
    x = 11,559.08

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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.