Home / 21,048.09-31,577.33-6,256.94

Finding the Fourth Proportional to 21,048.09, 31,577.33 and 6,256.94

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Solution

The fourth proportional to 21,048.09, 31,577.33 and 6,256.94 is: 9,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048.09 : 31,577.33 = 6,256.94 : x
  2. Step 2: Convert to fraction form
    21,048.09/31,577.33 = 6,256.94/x
  3. Step 3: Cross multiply
    21,048.09x = 31,577.33 × 6,256.94
  4. Step 4: Simplify right side
    21,048.09x = 197,577,585.41
  5. Step 5: Solve for x
    x = 197,577,585.41/21,048.09
  6. Step 6: Final answer
    x = 9,386.96

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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.