Home / 14,031.96-19,341.36-13,244.64

Finding the Fourth Proportional to 14,031.96, 19,341.36 and 13,244.64

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Solution

The fourth proportional to 14,031.96, 19,341.36 and 13,244.64 is: 18,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.96 : 19,341.36 = 13,244.64 : x
  2. Step 2: Convert to fraction form
    14,031.96/19,341.36 = 13,244.64/x
  3. Step 3: Cross multiply
    14,031.96x = 19,341.36 × 13,244.64
  4. Step 4: Simplify right side
    14,031.96x = 256,169,350.31
  5. Step 5: Solve for x
    x = 256,169,350.31/14,031.96
  6. Step 6: Final answer
    x = 18,256.13

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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.