Home / 43,722.74-65,597.95-15,642.18

Finding the Fourth Proportional to 43,722.74, 65,597.95 and 15,642.18

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Solution

The fourth proportional to 43,722.74, 65,597.95 and 15,642.18 is: 23,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722.74 : 65,597.95 = 15,642.18 : x
  2. Step 2: Convert to fraction form
    43,722.74/65,597.95 = 15,642.18/x
  3. Step 3: Cross multiply
    43,722.74x = 65,597.95 × 15,642.18
  4. Step 4: Simplify right side
    43,722.74x = 1,026,094,733.84
  5. Step 5: Solve for x
    x = 1,026,094,733.84/43,722.74
  6. Step 6: Final answer
    x = 23,468.21

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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.