Home / 30,837.87-46,228.50-11,111.64

Finding the Fourth Proportional to 30,837.87, 46,228.50 and 11,111.64

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Solution

The fourth proportional to 30,837.87, 46,228.50 and 11,111.64 is: 16,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.87 : 46,228.50 = 11,111.64 : x
  2. Step 2: Convert to fraction form
    30,837.87/46,228.50 = 11,111.64/x
  3. Step 3: Cross multiply
    30,837.87x = 46,228.50 × 11,111.64
  4. Step 4: Simplify right side
    30,837.87x = 513,674,449.74
  5. Step 5: Solve for x
    x = 513,674,449.74/30,837.87
  6. Step 6: Final answer
    x = 16,657.26

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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.