Home / 15,698.15-21,662.46-14,444.27

Finding the Fourth Proportional to 15,698.15, 21,662.46 and 14,444.27

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Solution

The fourth proportional to 15,698.15, 21,662.46 and 14,444.27 is: 19,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.15 : 21,662.46 = 14,444.27 : x
  2. Step 2: Convert to fraction form
    15,698.15/21,662.46 = 14,444.27/x
  3. Step 3: Cross multiply
    15,698.15x = 21,662.46 × 14,444.27
  4. Step 4: Simplify right side
    15,698.15x = 312,898,421.10
  5. Step 5: Solve for x
    x = 312,898,421.10/15,698.15
  6. Step 6: Final answer
    x = 19,932.18

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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.