Home / 17,870.12-24,652.68-11,157.41

Finding the Fourth Proportional to 17,870.12, 24,652.68 and 11,157.41

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Solution

The fourth proportional to 17,870.12, 24,652.68 and 11,157.41 is: 15,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.12 : 24,652.68 = 11,157.41 : x
  2. Step 2: Convert to fraction form
    17,870.12/24,652.68 = 11,157.41/x
  3. Step 3: Cross multiply
    17,870.12x = 24,652.68 × 11,157.41
  4. Step 4: Simplify right side
    17,870.12x = 275,060,058.36
  5. Step 5: Solve for x
    x = 275,060,058.36/17,870.12
  6. Step 6: Final answer
    x = 15,392.18

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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.