Home / 30,015.45-41,432.99-26,866.17

Finding the Fourth Proportional to 30,015.45, 41,432.99 and 26,866.17

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Solution

The fourth proportional to 30,015.45, 41,432.99 and 26,866.17 is: 37,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,015.45 : 41,432.99 = 26,866.17 : x
  2. Step 2: Convert to fraction form
    30,015.45/41,432.99 = 26,866.17/x
  3. Step 3: Cross multiply
    30,015.45x = 41,432.99 × 26,866.17
  4. Step 4: Simplify right side
    30,015.45x = 1,113,145,618.62
  5. Step 5: Solve for x
    x = 1,113,145,618.62/30,015.45
  6. Step 6: Final answer
    x = 37,085.75

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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.