Home / 30,598.29-42,225.36-17,169.54

Finding the Fourth Proportional to 30,598.29, 42,225.36 and 17,169.54

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Solution

The fourth proportional to 30,598.29, 42,225.36 and 17,169.54 is: 23,693.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,598.29 : 42,225.36 = 17,169.54 : x
  2. Step 2: Convert to fraction form
    30,598.29/42,225.36 = 17,169.54/x
  3. Step 3: Cross multiply
    30,598.29x = 42,225.36 × 17,169.54
  4. Step 4: Simplify right side
    30,598.29x = 724,990,007.53
  5. Step 5: Solve for x
    x = 724,990,007.53/30,598.29
  6. Step 6: Final answer
    x = 23,693.81

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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.