Home / 28,466.84-42,700.34-8,745.27

Finding the Fourth Proportional to 28,466.84, 42,700.34 and 8,745.27

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Solution

The fourth proportional to 28,466.84, 42,700.34 and 8,745.27 is: 13,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466.84 : 42,700.34 = 8,745.27 : x
  2. Step 2: Convert to fraction form
    28,466.84/42,700.34 = 8,745.27/x
  3. Step 3: Cross multiply
    28,466.84x = 42,700.34 × 8,745.27
  4. Step 4: Simplify right side
    28,466.84x = 373,425,839.53
  5. Step 5: Solve for x
    x = 373,425,839.53/28,466.84
  6. Step 6: Final answer
    x = 13,117.92

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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.