Home / 26,830.04-37,038.78-16,764.06

Finding the Fourth Proportional to 26,830.04, 37,038.78 and 16,764.06

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Solution

The fourth proportional to 26,830.04, 37,038.78 and 16,764.06 is: 23,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.04 : 37,038.78 = 16,764.06 : x
  2. Step 2: Convert to fraction form
    26,830.04/37,038.78 = 16,764.06/x
  3. Step 3: Cross multiply
    26,830.04x = 37,038.78 × 16,764.06
  4. Step 4: Simplify right side
    26,830.04x = 620,920,330.25
  5. Step 5: Solve for x
    x = 620,920,330.25/26,830.04
  6. Step 6: Final answer
    x = 23,142.73

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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.