Home / 19,159.50-26,442.54-10,777.62

Finding the Fourth Proportional to 19,159.50, 26,442.54 and 10,777.62

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Solution

The fourth proportional to 19,159.50, 26,442.54 and 10,777.62 is: 14,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.50 : 26,442.54 = 10,777.62 : x
  2. Step 2: Convert to fraction form
    19,159.50/26,442.54 = 10,777.62/x
  3. Step 3: Cross multiply
    19,159.50x = 26,442.54 × 10,777.62
  4. Step 4: Simplify right side
    19,159.50x = 284,987,647.95
  5. Step 5: Solve for x
    x = 284,987,647.95/19,159.50
  6. Step 6: Final answer
    x = 14,874.48

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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.