Home / 28,957.06-43,443.08-16,959.34

Finding the Fourth Proportional to 28,957.06, 43,443.08 and 16,959.34

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Solution

The fourth proportional to 28,957.06, 43,443.08 and 16,959.34 is: 25,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,957.06 : 43,443.08 = 16,959.34 : x
  2. Step 2: Convert to fraction form
    28,957.06/43,443.08 = 16,959.34/x
  3. Step 3: Cross multiply
    28,957.06x = 43,443.08 × 16,959.34
  4. Step 4: Simplify right side
    28,957.06x = 736,765,964.37
  5. Step 5: Solve for x
    x = 736,765,964.37/28,957.06
  6. Step 6: Final answer
    x = 25,443.40

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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.