Home / 30,461.15-42,034.43-17,033.51

Finding the Fourth Proportional to 30,461.15, 42,034.43 and 17,033.51

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Solution

The fourth proportional to 30,461.15, 42,034.43 and 17,033.51 is: 23,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,461.15 : 42,034.43 = 17,033.51 : x
  2. Step 2: Convert to fraction form
    30,461.15/42,034.43 = 17,033.51/x
  3. Step 3: Cross multiply
    30,461.15x = 42,034.43 × 17,033.51
  4. Step 4: Simplify right side
    30,461.15x = 715,993,588.41
  5. Step 5: Solve for x
    x = 715,993,588.41/30,461.15
  6. Step 6: Final answer
    x = 23,505.14

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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.