Home / 30,888.16-46,326.68-8,696.24

Finding the Fourth Proportional to 30,888.16, 46,326.68 and 8,696.24

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Solution

The fourth proportional to 30,888.16, 46,326.68 and 8,696.24 is: 13,042.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888.16 : 46,326.68 = 8,696.24 : x
  2. Step 2: Convert to fraction form
    30,888.16/46,326.68 = 8,696.24/x
  3. Step 3: Cross multiply
    30,888.16x = 46,326.68 × 8,696.24
  4. Step 4: Simplify right side
    30,888.16x = 402,867,927.68
  5. Step 5: Solve for x
    x = 402,867,927.68/30,888.16
  6. Step 6: Final answer
    x = 13,042.79

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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.