Home / 26,873.78-37,075.47-17,312.94

Finding the Fourth Proportional to 26,873.78, 37,075.47 and 17,312.94

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Solution

The fourth proportional to 26,873.78, 37,075.47 and 17,312.94 is: 23,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.78 : 37,075.47 = 17,312.94 : x
  2. Step 2: Convert to fraction form
    26,873.78/37,075.47 = 17,312.94/x
  3. Step 3: Cross multiply
    26,873.78x = 37,075.47 × 17,312.94
  4. Step 4: Simplify right side
    26,873.78x = 641,885,387.58
  5. Step 5: Solve for x
    x = 641,885,387.58/26,873.78
  6. Step 6: Final answer
    x = 23,885.20

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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.