Home / 43,505.19-65,256.53-13,924.80

Finding the Fourth Proportional to 43,505.19, 65,256.53 and 13,924.80

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Solution

The fourth proportional to 43,505.19, 65,256.53 and 13,924.80 is: 20,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,505.19 : 65,256.53 = 13,924.80 : x
  2. Step 2: Convert to fraction form
    43,505.19/65,256.53 = 13,924.80/x
  3. Step 3: Cross multiply
    43,505.19x = 65,256.53 × 13,924.80
  4. Step 4: Simplify right side
    43,505.19x = 908,684,059.32
  5. Step 5: Solve for x
    x = 908,684,059.32/43,505.19
  6. Step 6: Final answer
    x = 20,886.80

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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.