Home / 30,284.32-45,426.70-11,559.32

Finding the Fourth Proportional to 30,284.32, 45,426.70 and 11,559.32

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Solution

The fourth proportional to 30,284.32, 45,426.70 and 11,559.32 is: 17,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,284.32 : 45,426.70 = 11,559.32 : x
  2. Step 2: Convert to fraction form
    30,284.32/45,426.70 = 11,559.32/x
  3. Step 3: Cross multiply
    30,284.32x = 45,426.70 × 11,559.32
  4. Step 4: Simplify right side
    30,284.32x = 525,101,761.84
  5. Step 5: Solve for x
    x = 525,101,761.84/30,284.32
  6. Step 6: Final answer
    x = 17,339.06

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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.