Home / 42,094.84-63,152.70-12,512.62

Finding the Fourth Proportional to 42,094.84, 63,152.70 and 12,512.62

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Solution

The fourth proportional to 42,094.84, 63,152.70 and 12,512.62 is: 18,772.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,094.84 : 63,152.70 = 12,512.62 : x
  2. Step 2: Convert to fraction form
    42,094.84/63,152.70 = 12,512.62/x
  3. Step 3: Cross multiply
    42,094.84x = 63,152.70 × 12,512.62
  4. Step 4: Simplify right side
    42,094.84x = 790,205,737.07
  5. Step 5: Solve for x
    x = 790,205,737.07/42,094.84
  6. Step 6: Final answer
    x = 18,772.03

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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.