Home / 14,417.36-19,890.60-9,694.16

Finding the Fourth Proportional to 14,417.36, 19,890.60 and 9,694.16

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Solution

The fourth proportional to 14,417.36, 19,890.60 and 9,694.16 is: 13,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.36 : 19,890.60 = 9,694.16 : x
  2. Step 2: Convert to fraction form
    14,417.36/19,890.60 = 9,694.16/x
  3. Step 3: Cross multiply
    14,417.36x = 19,890.60 × 9,694.16
  4. Step 4: Simplify right side
    14,417.36x = 192,822,658.90
  5. Step 5: Solve for x
    x = 192,822,658.90/14,417.36
  6. Step 6: Final answer
    x = 13,374.34

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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.