Home / 30,973.10-42,743.80-17,546.26

Finding the Fourth Proportional to 30,973.10, 42,743.80 and 17,546.26

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Solution

The fourth proportional to 30,973.10, 42,743.80 and 17,546.26 is: 24,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,973.10 : 42,743.80 = 17,546.26 : x
  2. Step 2: Convert to fraction form
    30,973.10/42,743.80 = 17,546.26/x
  3. Step 3: Cross multiply
    30,973.10x = 42,743.80 × 17,546.26
  4. Step 4: Simplify right side
    30,973.10x = 749,993,828.19
  5. Step 5: Solve for x
    x = 749,993,828.19/30,973.10
  6. Step 6: Final answer
    x = 24,214.36

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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.