Home / 15,798.84-21,682.06-14,303.48

Finding the Fourth Proportional to 15,798.84, 21,682.06 and 14,303.48

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Solution

The fourth proportional to 15,798.84, 21,682.06 and 14,303.48 is: 19,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.84 : 21,682.06 = 14,303.48 : x
  2. Step 2: Convert to fraction form
    15,798.84/21,682.06 = 14,303.48/x
  3. Step 3: Cross multiply
    15,798.84x = 21,682.06 × 14,303.48
  4. Step 4: Simplify right side
    15,798.84x = 310,128,840.05
  5. Step 5: Solve for x
    x = 310,128,840.05/15,798.84
  6. Step 6: Final answer
    x = 19,629.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.