Home / 30,733.14-42,410.10-17,303.94

Finding the Fourth Proportional to 30,733.14, 42,410.10 and 17,303.94

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Solution

The fourth proportional to 30,733.14, 42,410.10 and 17,303.94 is: 23,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.14 : 42,410.10 = 17,303.94 : x
  2. Step 2: Convert to fraction form
    30,733.14/42,410.10 = 17,303.94/x
  3. Step 3: Cross multiply
    30,733.14x = 42,410.10 × 17,303.94
  4. Step 4: Simplify right side
    30,733.14x = 733,861,825.79
  5. Step 5: Solve for x
    x = 733,861,825.79/30,733.14
  6. Step 6: Final answer
    x = 23,878.52

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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.