Home / 42,056.29-63,074.71-12,466.99

Finding the Fourth Proportional to 42,056.29, 63,074.71 and 12,466.99

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Solution

The fourth proportional to 42,056.29, 63,074.71 and 12,466.99 is: 18,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,056.29 : 63,074.71 = 12,466.99 : x
  2. Step 2: Convert to fraction form
    42,056.29/63,074.71 = 12,466.99/x
  3. Step 3: Cross multiply
    42,056.29x = 63,074.71 × 12,466.99
  4. Step 4: Simplify right side
    42,056.29x = 786,351,873.25
  5. Step 5: Solve for x
    x = 786,351,873.25/42,056.29
  6. Step 6: Final answer
    x = 18,697.60

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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.