Home / 30,294.04-45,383.82-17,155.84

Finding the Fourth Proportional to 30,294.04, 45,383.82 and 17,155.84

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Solution

The fourth proportional to 30,294.04, 45,383.82 and 17,155.84 is: 25,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294.04 : 45,383.82 = 17,155.84 : x
  2. Step 2: Convert to fraction form
    30,294.04/45,383.82 = 17,155.84/x
  3. Step 3: Cross multiply
    30,294.04x = 45,383.82 × 17,155.84
  4. Step 4: Simplify right side
    30,294.04x = 778,597,554.51
  5. Step 5: Solve for x
    x = 778,597,554.51/30,294.04
  6. Step 6: Final answer
    x = 25,701.34

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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.