Home / 28,798.79-43,185.50-14,558.50

Finding the Fourth Proportional to 28,798.79, 43,185.50 and 14,558.50

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Solution

The fourth proportional to 28,798.79, 43,185.50 and 14,558.50 is: 21,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.79 : 43,185.50 = 14,558.50 : x
  2. Step 2: Convert to fraction form
    28,798.79/43,185.50 = 14,558.50/x
  3. Step 3: Cross multiply
    28,798.79x = 43,185.50 × 14,558.50
  4. Step 4: Simplify right side
    28,798.79x = 628,716,219.43
  5. Step 5: Solve for x
    x = 628,716,219.43/28,798.79
  6. Step 6: Final answer
    x = 21,831.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.