Home / 42,310.50-63,466.80-14,230.92

Finding the Fourth Proportional to 42,310.50, 63,466.80 and 14,230.92

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Solution

The fourth proportional to 42,310.50, 63,466.80 and 14,230.92 is: 21,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.50 : 63,466.80 = 14,230.92 : x
  2. Step 2: Convert to fraction form
    42,310.50/63,466.80 = 14,230.92/x
  3. Step 3: Cross multiply
    42,310.50x = 63,466.80 × 14,230.92
  4. Step 4: Simplify right side
    42,310.50x = 903,190,953.46
  5. Step 5: Solve for x
    x = 903,190,953.46/42,310.50
  6. Step 6: Final answer
    x = 21,346.73

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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.