Home / 25,288.64-34,899.84-14,111.36

Finding the Fourth Proportional to 25,288.64, 34,899.84 and 14,111.36

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Solution

The fourth proportional to 25,288.64, 34,899.84 and 14,111.36 is: 19,474.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.64 : 34,899.84 = 14,111.36 : x
  2. Step 2: Convert to fraction form
    25,288.64/34,899.84 = 14,111.36/x
  3. Step 3: Cross multiply
    25,288.64x = 34,899.84 × 14,111.36
  4. Step 4: Simplify right side
    25,288.64x = 492,484,206.18
  5. Step 5: Solve for x
    x = 492,484,206.18/25,288.64
  6. Step 6: Final answer
    x = 19,474.52

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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.