Home / 14,470.88-19,986.21-9,746.96

Finding the Fourth Proportional to 14,470.88, 19,986.21 and 9,746.96

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Solution

The fourth proportional to 14,470.88, 19,986.21 and 9,746.96 is: 13,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.88 : 19,986.21 = 9,746.96 : x
  2. Step 2: Convert to fraction form
    14,470.88/19,986.21 = 9,746.96/x
  3. Step 3: Cross multiply
    14,470.88x = 19,986.21 × 9,746.96
  4. Step 4: Simplify right side
    14,470.88x = 194,804,689.49
  5. Step 5: Solve for x
    x = 194,804,689.49/14,470.88
  6. Step 6: Final answer
    x = 13,461.85

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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.