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Finding the Fourth Proportional to 45,602.97, 68,393.70 and 12,323.34

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Solution

The fourth proportional to 45,602.97, 68,393.70 and 12,323.34 is: 18,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,602.97 : 68,393.70 = 12,323.34 : x
  2. Step 2: Convert to fraction form
    45,602.97/68,393.70 = 12,323.34/x
  3. Step 3: Cross multiply
    45,602.97x = 68,393.70 × 12,323.34
  4. Step 4: Simplify right side
    45,602.97x = 842,838,818.96
  5. Step 5: Solve for x
    x = 842,838,818.96/45,602.97
  6. Step 6: Final answer
    x = 18,482.10

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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.