Home / 34,995.12-48,294.78-19,080.48

Finding the Fourth Proportional to 34,995.12, 48,294.78 and 19,080.48

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Solution

The fourth proportional to 34,995.12, 48,294.78 and 19,080.48 is: 26,331.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,995.12 : 48,294.78 = 19,080.48 : x
  2. Step 2: Convert to fraction form
    34,995.12/48,294.78 = 19,080.48/x
  3. Step 3: Cross multiply
    34,995.12x = 48,294.78 × 19,080.48
  4. Step 4: Simplify right side
    34,995.12x = 921,487,583.89
  5. Step 5: Solve for x
    x = 921,487,583.89/34,995.12
  6. Step 6: Final answer
    x = 26,331.89

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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.