Home / 14,445.64-19,935.14-8,477.42

Finding the Fourth Proportional to 14,445.64, 19,935.14 and 8,477.42

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Solution

The fourth proportional to 14,445.64, 19,935.14 and 8,477.42 is: 11,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.64 : 19,935.14 = 8,477.42 : x
  2. Step 2: Convert to fraction form
    14,445.64/19,935.14 = 8,477.42/x
  3. Step 3: Cross multiply
    14,445.64x = 19,935.14 × 8,477.42
  4. Step 4: Simplify right side
    14,445.64x = 168,998,554.54
  5. Step 5: Solve for x
    x = 168,998,554.54/14,445.64
  6. Step 6: Final answer
    x = 11,698.93

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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.