Home / 30,689.96-46,030.94-14,045.16

Finding the Fourth Proportional to 30,689.96, 46,030.94 and 14,045.16

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Solution

The fourth proportional to 30,689.96, 46,030.94 and 14,045.16 is: 21,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,689.96 : 46,030.94 = 14,045.16 : x
  2. Step 2: Convert to fraction form
    30,689.96/46,030.94 = 14,045.16/x
  3. Step 3: Cross multiply
    30,689.96x = 46,030.94 × 14,045.16
  4. Step 4: Simplify right side
    30,689.96x = 646,511,917.25
  5. Step 5: Solve for x
    x = 646,511,917.25/30,689.96
  6. Step 6: Final answer
    x = 21,065.91

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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.