Home / 13,812.07-19,055.66-9,034.74

Finding the Fourth Proportional to 13,812.07, 19,055.66 and 9,034.74

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Solution

The fourth proportional to 13,812.07, 19,055.66 and 9,034.74 is: 12,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812.07 : 19,055.66 = 9,034.74 : x
  2. Step 2: Convert to fraction form
    13,812.07/19,055.66 = 9,034.74/x
  3. Step 3: Cross multiply
    13,812.07x = 19,055.66 × 9,034.74
  4. Step 4: Simplify right side
    13,812.07x = 172,162,945.63
  5. Step 5: Solve for x
    x = 172,162,945.63/13,812.07
  6. Step 6: Final answer
    x = 12,464.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.