Home / 25,347.52-34,977.78-14,015.16

Finding the Fourth Proportional to 25,347.52, 34,977.78 and 14,015.16

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Solution

The fourth proportional to 25,347.52, 34,977.78 and 14,015.16 is: 19,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.52 : 34,977.78 = 14,015.16 : x
  2. Step 2: Convert to fraction form
    25,347.52/34,977.78 = 14,015.16/x
  3. Step 3: Cross multiply
    25,347.52x = 34,977.78 × 14,015.16
  4. Step 4: Simplify right side
    25,347.52x = 490,219,183.14
  5. Step 5: Solve for x
    x = 490,219,183.14/25,347.52
  6. Step 6: Final answer
    x = 19,339.93

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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.