Home / 30,337.58-41,864.72-16,908.12

Finding the Fourth Proportional to 30,337.58, 41,864.72 and 16,908.12

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Solution

The fourth proportional to 30,337.58, 41,864.72 and 16,908.12 is: 23,332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.58 : 41,864.72 = 16,908.12 : x
  2. Step 2: Convert to fraction form
    30,337.58/41,864.72 = 16,908.12/x
  3. Step 3: Cross multiply
    30,337.58x = 41,864.72 × 16,908.12
  4. Step 4: Simplify right side
    30,337.58x = 707,853,709.53
  5. Step 5: Solve for x
    x = 707,853,709.53/30,337.58
  6. Step 6: Final answer
    x = 23,332.57

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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.