Home / 24,315.12-33,570.72-15,824.16

Finding the Fourth Proportional to 24,315.12, 33,570.72 and 15,824.16

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Solution

The fourth proportional to 24,315.12, 33,570.72 and 15,824.16 is: 21,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,315.12 : 33,570.72 = 15,824.16 : x
  2. Step 2: Convert to fraction form
    24,315.12/33,570.72 = 15,824.16/x
  3. Step 3: Cross multiply
    24,315.12x = 33,570.72 × 15,824.16
  4. Step 4: Simplify right side
    24,315.12x = 531,228,444.60
  5. Step 5: Solve for x
    x = 531,228,444.60/24,315.12
  6. Step 6: Final answer
    x = 21,847.66

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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.