Home / 15,405.67-23,119.44-7,095.07

Finding the Fourth Proportional to 15,405.67, 23,119.44 and 7,095.07

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Solution

The fourth proportional to 15,405.67, 23,119.44 and 7,095.07 is: 10,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,405.67 : 23,119.44 = 7,095.07 : x
  2. Step 2: Convert to fraction form
    15,405.67/23,119.44 = 7,095.07/x
  3. Step 3: Cross multiply
    15,405.67x = 23,119.44 × 7,095.07
  4. Step 4: Simplify right side
    15,405.67x = 164,034,045.16
  5. Step 5: Solve for x
    x = 164,034,045.16/15,405.67
  6. Step 6: Final answer
    x = 10,647.64

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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.