Home / 30,848.02-42,565.66-17,418.99

Finding the Fourth Proportional to 30,848.02, 42,565.66 and 17,418.99

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Solution

The fourth proportional to 30,848.02, 42,565.66 and 17,418.99 is: 24,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,848.02 : 42,565.66 = 17,418.99 : x
  2. Step 2: Convert to fraction form
    30,848.02/42,565.66 = 17,418.99/x
  3. Step 3: Cross multiply
    30,848.02x = 42,565.66 × 17,418.99
  4. Step 4: Simplify right side
    30,848.02x = 741,450,805.88
  5. Step 5: Solve for x
    x = 741,450,805.88/30,848.02
  6. Step 6: Final answer
    x = 24,035.60

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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.