Home / 35,307.23-48,726.99-19,394.78

Finding the Fourth Proportional to 35,307.23, 48,726.99 and 19,394.78

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Solution

The fourth proportional to 35,307.23, 48,726.99 and 19,394.78 is: 26,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.23 : 48,726.99 = 19,394.78 : x
  2. Step 2: Convert to fraction form
    35,307.23/48,726.99 = 19,394.78/x
  3. Step 3: Cross multiply
    35,307.23x = 48,726.99 × 19,394.78
  4. Step 4: Simplify right side
    35,307.23x = 945,049,007.48
  5. Step 5: Solve for x
    x = 945,049,007.48/35,307.23
  6. Step 6: Final answer
    x = 26,766.45

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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.