Home / 42,283.68-63,420.62-14,202.60

Finding the Fourth Proportional to 42,283.68, 63,420.62 and 14,202.60

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Solution

The fourth proportional to 42,283.68, 63,420.62 and 14,202.60 is: 21,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,283.68 : 63,420.62 = 14,202.60 : x
  2. Step 2: Convert to fraction form
    42,283.68/63,420.62 = 14,202.60/x
  3. Step 3: Cross multiply
    42,283.68x = 63,420.62 × 14,202.60
  4. Step 4: Simplify right side
    42,283.68x = 900,737,697.61
  5. Step 5: Solve for x
    x = 900,737,697.61/42,283.68
  6. Step 6: Final answer
    x = 21,302.25

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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.