Home / 25,216.09-34,798.46-13,886.64

Finding the Fourth Proportional to 25,216.09, 34,798.46 and 13,886.64

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Solution

The fourth proportional to 25,216.09, 34,798.46 and 13,886.64 is: 19,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.09 : 34,798.46 = 13,886.64 : x
  2. Step 2: Convert to fraction form
    25,216.09/34,798.46 = 13,886.64/x
  3. Step 3: Cross multiply
    25,216.09x = 34,798.46 × 13,886.64
  4. Step 4: Simplify right side
    25,216.09x = 483,233,686.57
  5. Step 5: Solve for x
    x = 483,233,686.57/25,216.09
  6. Step 6: Final answer
    x = 19,163.70

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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.