Home / 26,851.42-37,042.11-18,898.06

Finding the Fourth Proportional to 26,851.42, 37,042.11 and 18,898.06

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Solution

The fourth proportional to 26,851.42, 37,042.11 and 18,898.06 is: 26,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851.42 : 37,042.11 = 18,898.06 : x
  2. Step 2: Convert to fraction form
    26,851.42/37,042.11 = 18,898.06/x
  3. Step 3: Cross multiply
    26,851.42x = 37,042.11 × 18,898.06
  4. Step 4: Simplify right side
    26,851.42x = 700,024,017.31
  5. Step 5: Solve for x
    x = 700,024,017.31/26,851.42
  6. Step 6: Final answer
    x = 26,070.28

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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.