Home / 21,036.23-31,554.80-6,246.19

Finding the Fourth Proportional to 21,036.23, 31,554.80 and 6,246.19

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Solution

The fourth proportional to 21,036.23, 31,554.80 and 6,246.19 is: 9,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,036.23 : 31,554.80 = 6,246.19 : x
  2. Step 2: Convert to fraction form
    21,036.23/31,554.80 = 6,246.19/x
  3. Step 3: Cross multiply
    21,036.23x = 31,554.80 × 6,246.19
  4. Step 4: Simplify right side
    21,036.23x = 197,097,276.21
  5. Step 5: Solve for x
    x = 197,097,276.21/21,036.23
  6. Step 6: Final answer
    x = 9,369.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.