Home / 25,779.02-35,571.44-14,447.63

Finding the Fourth Proportional to 25,779.02, 35,571.44 and 14,447.63

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Solution

The fourth proportional to 25,779.02, 35,571.44 and 14,447.63 is: 19,935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,779.02 : 35,571.44 = 14,447.63 : x
  2. Step 2: Convert to fraction form
    25,779.02/35,571.44 = 14,447.63/x
  3. Step 3: Cross multiply
    25,779.02x = 35,571.44 × 14,447.63
  4. Step 4: Simplify right side
    25,779.02x = 513,922,995.34
  5. Step 5: Solve for x
    x = 513,922,995.34/25,779.02
  6. Step 6: Final answer
    x = 19,935.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.