Home / 18,941.04-26,144.37-10,985.22

Finding the Fourth Proportional to 18,941.04, 26,144.37 and 10,985.22

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Solution

The fourth proportional to 18,941.04, 26,144.37 and 10,985.22 is: 15,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941.04 : 26,144.37 = 10,985.22 : x
  2. Step 2: Convert to fraction form
    18,941.04/26,144.37 = 10,985.22/x
  3. Step 3: Cross multiply
    18,941.04x = 26,144.37 × 10,985.22
  4. Step 4: Simplify right side
    18,941.04x = 287,201,656.21
  5. Step 5: Solve for x
    x = 287,201,656.21/18,941.04
  6. Step 6: Final answer
    x = 15,162.93

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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.