Home / 30,848.63-42,571.13-16,701.48

Finding the Fourth Proportional to 30,848.63, 42,571.13 and 16,701.48

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Solution

The fourth proportional to 30,848.63, 42,571.13 and 16,701.48 is: 23,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,848.63 : 42,571.13 = 16,701.48 : x
  2. Step 2: Convert to fraction form
    30,848.63/42,571.13 = 16,701.48/x
  3. Step 3: Cross multiply
    30,848.63x = 42,571.13 × 16,701.48
  4. Step 4: Simplify right side
    30,848.63x = 711,000,792.77
  5. Step 5: Solve for x
    x = 711,000,792.77/30,848.63
  6. Step 6: Final answer
    x = 23,048.05

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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.