Home / 14,354.53-21,528.97-13,642.48

Finding the Fourth Proportional to 14,354.53, 21,528.97 and 13,642.48

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Solution

The fourth proportional to 14,354.53, 21,528.97 and 13,642.48 is: 20,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.53 : 21,528.97 = 13,642.48 : x
  2. Step 2: Convert to fraction form
    14,354.53/21,528.97 = 13,642.48/x
  3. Step 3: Cross multiply
    14,354.53x = 21,528.97 × 13,642.48
  4. Step 4: Simplify right side
    14,354.53x = 293,708,535.45
  5. Step 5: Solve for x
    x = 293,708,535.45/14,354.53
  6. Step 6: Final answer
    x = 20,461.04

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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.