Home / 30,446.08-42,015.46-17,017.34

Finding the Fourth Proportional to 30,446.08, 42,015.46 and 17,017.34

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Solution

The fourth proportional to 30,446.08, 42,015.46 and 17,017.34 is: 23,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,446.08 : 42,015.46 = 17,017.34 : x
  2. Step 2: Convert to fraction form
    30,446.08/42,015.46 = 17,017.34/x
  3. Step 3: Cross multiply
    30,446.08x = 42,015.46 × 17,017.34
  4. Step 4: Simplify right side
    30,446.08x = 714,991,368.08
  5. Step 5: Solve for x
    x = 714,991,368.08/30,446.08
  6. Step 6: Final answer
    x = 23,483.86

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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.