Home / 30,860.02-42,586.73-16,712.83

Finding the Fourth Proportional to 30,860.02, 42,586.73 and 16,712.83

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Solution

The fourth proportional to 30,860.02, 42,586.73 and 16,712.83 is: 23,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.02 : 42,586.73 = 16,712.83 : x
  2. Step 2: Convert to fraction form
    30,860.02/42,586.73 = 16,712.83/x
  3. Step 3: Cross multiply
    30,860.02x = 42,586.73 × 16,712.83
  4. Step 4: Simplify right side
    30,860.02x = 711,744,565.81
  5. Step 5: Solve for x
    x = 711,744,565.81/30,860.02
  6. Step 6: Final answer
    x = 23,063.65

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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.