Home / 17,895.20-24,695.16-9,937.40

Finding the Fourth Proportional to 17,895.20, 24,695.16 and 9,937.40

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Solution

The fourth proportional to 17,895.20, 24,695.16 and 9,937.40 is: 13,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.20 : 24,695.16 = 9,937.40 : x
  2. Step 2: Convert to fraction form
    17,895.20/24,695.16 = 9,937.40/x
  3. Step 3: Cross multiply
    17,895.20x = 24,695.16 × 9,937.40
  4. Step 4: Simplify right side
    17,895.20x = 245,405,682.98
  5. Step 5: Solve for x
    x = 245,405,682.98/17,895.20
  6. Step 6: Final answer
    x = 13,713.49

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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.