Home / 30,828.24-46,204.60-13,260.88

Finding the Fourth Proportional to 30,828.24, 46,204.60 and 13,260.88

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Solution

The fourth proportional to 30,828.24, 46,204.60 and 13,260.88 is: 19,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.24 : 46,204.60 = 13,260.88 : x
  2. Step 2: Convert to fraction form
    30,828.24/46,204.60 = 13,260.88/x
  3. Step 3: Cross multiply
    30,828.24x = 46,204.60 × 13,260.88
  4. Step 4: Simplify right side
    30,828.24x = 612,713,656.05
  5. Step 5: Solve for x
    x = 612,713,656.05/30,828.24
  6. Step 6: Final answer
    x = 19,875.08

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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.