Home / 43,825.16-65,696.13-14,222.30

Finding the Fourth Proportional to 43,825.16, 65,696.13 and 14,222.30

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Solution

The fourth proportional to 43,825.16, 65,696.13 and 14,222.30 is: 21,319.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,825.16 : 65,696.13 = 14,222.30 : x
  2. Step 2: Convert to fraction form
    43,825.16/65,696.13 = 14,222.30/x
  3. Step 3: Cross multiply
    43,825.16x = 65,696.13 × 14,222.30
  4. Step 4: Simplify right side
    43,825.16x = 934,349,741.22
  5. Step 5: Solve for x
    x = 934,349,741.22/43,825.16
  6. Step 6: Final answer
    x = 21,319.94

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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.