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Finding the Fourth Proportional to 14,362.04, 19,834.62 and 9,897.32

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Solution

The fourth proportional to 14,362.04, 19,834.62 and 9,897.32 is: 13,668.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.04 : 19,834.62 = 9,897.32 : x
  2. Step 2: Convert to fraction form
    14,362.04/19,834.62 = 9,897.32/x
  3. Step 3: Cross multiply
    14,362.04x = 19,834.62 × 9,897.32
  4. Step 4: Simplify right side
    14,362.04x = 196,309,581.22
  5. Step 5: Solve for x
    x = 196,309,581.22/14,362.04
  6. Step 6: Final answer
    x = 13,668.64

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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.