Home / 14,045.67-19,391.07-10,480.20

Finding the Fourth Proportional to 14,045.67, 19,391.07 and 10,480.20

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Solution

The fourth proportional to 14,045.67, 19,391.07 and 10,480.20 is: 14,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.67 : 19,391.07 = 10,480.20 : x
  2. Step 2: Convert to fraction form
    14,045.67/19,391.07 = 10,480.20/x
  3. Step 3: Cross multiply
    14,045.67x = 19,391.07 × 10,480.20
  4. Step 4: Simplify right side
    14,045.67x = 203,222,291.81
  5. Step 5: Solve for x
    x = 203,222,291.81/14,045.67
  6. Step 6: Final answer
    x = 14,468.68

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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.