Home / 30,376.75-45,502.59-26,875.84

Finding the Fourth Proportional to 30,376.75, 45,502.59 and 26,875.84

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Solution

The fourth proportional to 30,376.75, 45,502.59 and 26,875.84 is: 40,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.75 : 45,502.59 = 26,875.84 : x
  2. Step 2: Convert to fraction form
    30,376.75/45,502.59 = 26,875.84/x
  3. Step 3: Cross multiply
    30,376.75x = 45,502.59 × 26,875.84
  4. Step 4: Simplify right side
    30,376.75x = 1,222,920,110.02
  5. Step 5: Solve for x
    x = 1,222,920,110.02/30,376.75
  6. Step 6: Final answer
    x = 40,258.43

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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.