Home / 21,742.29-32,613.86-14,293.31

Finding the Fourth Proportional to 21,742.29, 32,613.86 and 14,293.31

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Solution

The fourth proportional to 21,742.29, 32,613.86 and 14,293.31 is: 21,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742.29 : 32,613.86 = 14,293.31 : x
  2. Step 2: Convert to fraction form
    21,742.29/32,613.86 = 14,293.31/x
  3. Step 3: Cross multiply
    21,742.29x = 32,613.86 × 14,293.31
  4. Step 4: Simplify right side
    21,742.29x = 466,159,883.94
  5. Step 5: Solve for x
    x = 466,159,883.94/21,742.29
  6. Step 6: Final answer
    x = 21,440.24

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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.