Home / 14,256.63-21,382.65-4,261.23

Finding the Fourth Proportional to 14,256.63, 21,382.65 and 4,261.23

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Solution

The fourth proportional to 14,256.63, 21,382.65 and 4,261.23 is: 6,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.63 : 21,382.65 = 4,261.23 : x
  2. Step 2: Convert to fraction form
    14,256.63/21,382.65 = 4,261.23/x
  3. Step 3: Cross multiply
    14,256.63x = 21,382.65 × 4,261.23
  4. Step 4: Simplify right side
    14,256.63x = 91,116,389.66
  5. Step 5: Solve for x
    x = 91,116,389.66/14,256.63
  6. Step 6: Final answer
    x = 6,391.16

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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.