Home / 28,299.74-42,423.21-9,566.75

Finding the Fourth Proportional to 28,299.74, 42,423.21 and 9,566.75

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Solution

The fourth proportional to 28,299.74, 42,423.21 and 9,566.75 is: 14,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.74 : 42,423.21 = 9,566.75 : x
  2. Step 2: Convert to fraction form
    28,299.74/42,423.21 = 9,566.75/x
  3. Step 3: Cross multiply
    28,299.74x = 42,423.21 × 9,566.75
  4. Step 4: Simplify right side
    28,299.74x = 405,852,244.27
  5. Step 5: Solve for x
    x = 405,852,244.27/28,299.74
  6. Step 6: Final answer
    x = 14,341.20

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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.