Home / 10,433.16-15,556.67-9,274.05

Finding the Fourth Proportional to 10,433.16, 15,556.67 and 9,274.05

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Solution

The fourth proportional to 10,433.16, 15,556.67 and 9,274.05 is: 13,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.16 : 15,556.67 = 9,274.05 : x
  2. Step 2: Convert to fraction form
    10,433.16/15,556.67 = 9,274.05/x
  3. Step 3: Cross multiply
    10,433.16x = 15,556.67 × 9,274.05
  4. Step 4: Simplify right side
    10,433.16x = 144,273,289.04
  5. Step 5: Solve for x
    x = 144,273,289.04/10,433.16
  6. Step 6: Final answer
    x = 13,828.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.