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Finding the Fourth Proportional to 66,036.46, 99,083.94 and 26,670.46

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Solution

The fourth proportional to 66,036.46, 99,083.94 and 26,670.46 is: 40,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,036.46 : 99,083.94 = 26,670.46 : x
  2. Step 2: Convert to fraction form
    66,036.46/99,083.94 = 26,670.46/x
  3. Step 3: Cross multiply
    66,036.46x = 99,083.94 × 26,670.46
  4. Step 4: Simplify right side
    66,036.46x = 2,642,614,258.41
  5. Step 5: Solve for x
    x = 2,642,614,258.41/66,036.46
  6. Step 6: Final answer
    x = 40,017.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.