Home / 30,848.44-42,570.78-16,701.16

Finding the Fourth Proportional to 30,848.44, 42,570.78 and 16,701.16

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Solution

The fourth proportional to 30,848.44, 42,570.78 and 16,701.16 is: 23,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,848.44 : 42,570.78 = 16,701.16 : x
  2. Step 2: Convert to fraction form
    30,848.44/42,570.78 = 16,701.16/x
  3. Step 3: Cross multiply
    30,848.44x = 42,570.78 × 16,701.16
  4. Step 4: Simplify right side
    30,848.44x = 710,981,408.10
  5. Step 5: Solve for x
    x = 710,981,408.10/30,848.44
  6. Step 6: Final answer
    x = 23,047.56

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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.