Home / 23,126.02-31,911.51-13,055.02

Finding the Fourth Proportional to 23,126.02, 31,911.51 and 13,055.02

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Solution

The fourth proportional to 23,126.02, 31,911.51 and 13,055.02 is: 18,014.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.02 : 31,911.51 = 13,055.02 : x
  2. Step 2: Convert to fraction form
    23,126.02/31,911.51 = 13,055.02/x
  3. Step 3: Cross multiply
    23,126.02x = 31,911.51 × 13,055.02
  4. Step 4: Simplify right side
    23,126.02x = 416,605,401.28
  5. Step 5: Solve for x
    x = 416,605,401.28/23,126.02
  6. Step 6: Final answer
    x = 18,014.57

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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.