Home / 23,045.85-31,805.65-14,099.30

Finding the Fourth Proportional to 23,045.85, 31,805.65 and 14,099.30

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Solution

The fourth proportional to 23,045.85, 31,805.65 and 14,099.30 is: 19,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,045.85 : 31,805.65 = 14,099.30 : x
  2. Step 2: Convert to fraction form
    23,045.85/31,805.65 = 14,099.30/x
  3. Step 3: Cross multiply
    23,045.85x = 31,805.65 × 14,099.30
  4. Step 4: Simplify right side
    23,045.85x = 448,437,401.05
  5. Step 5: Solve for x
    x = 448,437,401.05/23,045.85
  6. Step 6: Final answer
    x = 19,458.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.