Home / 19,628.25-29,402.28-16,330.74

Finding the Fourth Proportional to 19,628.25, 29,402.28 and 16,330.74

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Solution

The fourth proportional to 19,628.25, 29,402.28 and 16,330.74 is: 24,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.25 : 29,402.28 = 16,330.74 : x
  2. Step 2: Convert to fraction form
    19,628.25/29,402.28 = 16,330.74/x
  3. Step 3: Cross multiply
    19,628.25x = 29,402.28 × 16,330.74
  4. Step 4: Simplify right side
    19,628.25x = 480,160,990.09
  5. Step 5: Solve for x
    x = 480,160,990.09/19,628.25
  6. Step 6: Final answer
    x = 24,462.75

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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.