Home / 28,433.08-42,592.50-14,158.54

Finding the Fourth Proportional to 28,433.08, 42,592.50 and 14,158.54

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Solution

The fourth proportional to 28,433.08, 42,592.50 and 14,158.54 is: 21,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,433.08 : 42,592.50 = 14,158.54 : x
  2. Step 2: Convert to fraction form
    28,433.08/42,592.50 = 14,158.54/x
  3. Step 3: Cross multiply
    28,433.08x = 42,592.50 × 14,158.54
  4. Step 4: Simplify right side
    28,433.08x = 603,047,614.95
  5. Step 5: Solve for x
    x = 603,047,614.95/28,433.08
  6. Step 6: Final answer
    x = 21,209.37

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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.