Home / 14,045.76-19,374.30-9,004.68

Finding the Fourth Proportional to 14,045.76, 19,374.30 and 9,004.68

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Solution

The fourth proportional to 14,045.76, 19,374.30 and 9,004.68 is: 12,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.76 : 19,374.30 = 9,004.68 : x
  2. Step 2: Convert to fraction form
    14,045.76/19,374.30 = 9,004.68/x
  3. Step 3: Cross multiply
    14,045.76x = 19,374.30 × 9,004.68
  4. Step 4: Simplify right side
    14,045.76x = 174,459,371.72
  5. Step 5: Solve for x
    x = 174,459,371.72/14,045.76
  6. Step 6: Final answer
    x = 12,420.79

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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.