Home / 14,077.44-21,026.24-12,741.20

Finding the Fourth Proportional to 14,077.44, 21,026.24 and 12,741.20

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Solution

The fourth proportional to 14,077.44, 21,026.24 and 12,741.20 is: 19,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.44 : 21,026.24 = 12,741.20 : x
  2. Step 2: Convert to fraction form
    14,077.44/21,026.24 = 12,741.20/x
  3. Step 3: Cross multiply
    14,077.44x = 21,026.24 × 12,741.20
  4. Step 4: Simplify right side
    14,077.44x = 267,899,360.25
  5. Step 5: Solve for x
    x = 267,899,360.25/14,077.44
  6. Step 6: Final answer
    x = 19,030.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.