Home / 43,347.95-65,021.71-13,768.06

Finding the Fourth Proportional to 43,347.95, 65,021.71 and 13,768.06

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Solution

The fourth proportional to 43,347.95, 65,021.71 and 13,768.06 is: 20,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.95 : 65,021.71 = 13,768.06 : x
  2. Step 2: Convert to fraction form
    43,347.95/65,021.71 = 13,768.06/x
  3. Step 3: Cross multiply
    43,347.95x = 65,021.71 × 13,768.06
  4. Step 4: Simplify right side
    43,347.95x = 895,222,607.61
  5. Step 5: Solve for x
    x = 895,222,607.61/43,347.95
  6. Step 6: Final answer
    x = 20,652.02

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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.