Home / 30,899.06-46,312.89-14,224.13

Finding the Fourth Proportional to 30,899.06, 46,312.89 and 14,224.13

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Solution

The fourth proportional to 30,899.06, 46,312.89 and 14,224.13 is: 21,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.06 : 46,312.89 = 14,224.13 : x
  2. Step 2: Convert to fraction form
    30,899.06/46,312.89 = 14,224.13/x
  3. Step 3: Cross multiply
    30,899.06x = 46,312.89 × 14,224.13
  4. Step 4: Simplify right side
    30,899.06x = 658,760,568.04
  5. Step 5: Solve for x
    x = 658,760,568.04/30,899.06
  6. Step 6: Final answer
    x = 21,319.76

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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.