Home / 34,887.55-48,148.88-19,578.32

Finding the Fourth Proportional to 34,887.55, 48,148.88 and 19,578.32

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Solution

The fourth proportional to 34,887.55, 48,148.88 and 19,578.32 is: 27,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,887.55 : 48,148.88 = 19,578.32 : x
  2. Step 2: Convert to fraction form
    34,887.55/48,148.88 = 19,578.32/x
  3. Step 3: Cross multiply
    34,887.55x = 48,148.88 × 19,578.32
  4. Step 4: Simplify right side
    34,887.55x = 942,673,841.65
  5. Step 5: Solve for x
    x = 942,673,841.65/34,887.55
  6. Step 6: Final answer
    x = 27,020.35

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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.