Home / 28,435.08-42,638.30-16,592.88

Finding the Fourth Proportional to 28,435.08, 42,638.30 and 16,592.88

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Solution

The fourth proportional to 28,435.08, 42,638.30 and 16,592.88 is: 24,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435.08 : 42,638.30 = 16,592.88 : x
  2. Step 2: Convert to fraction form
    28,435.08/42,638.30 = 16,592.88/x
  3. Step 3: Cross multiply
    28,435.08x = 42,638.30 × 16,592.88
  4. Step 4: Simplify right side
    28,435.08x = 707,492,195.30
  5. Step 5: Solve for x
    x = 707,492,195.30/28,435.08
  6. Step 6: Final answer
    x = 24,880.96

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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.