Home / 46,894.72-70,341.12-13,613.44

Finding the Fourth Proportional to 46,894.72, 70,341.12 and 13,613.44

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Solution

The fourth proportional to 46,894.72, 70,341.12 and 13,613.44 is: 20,419.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,894.72 : 70,341.12 = 13,613.44 : x
  2. Step 2: Convert to fraction form
    46,894.72/70,341.12 = 13,613.44/x
  3. Step 3: Cross multiply
    46,894.72x = 70,341.12 × 13,613.44
  4. Step 4: Simplify right side
    46,894.72x = 957,584,616.65
  5. Step 5: Solve for x
    x = 957,584,616.65/46,894.72
  6. Step 6: Final answer
    x = 20,419.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.