Home / 19,326.18-28,955.16-16,927.50

Finding the Fourth Proportional to 19,326.18, 28,955.16 and 16,927.50

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Solution

The fourth proportional to 19,326.18, 28,955.16 and 16,927.50 is: 25,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.18 : 28,955.16 = 16,927.50 : x
  2. Step 2: Convert to fraction form
    19,326.18/28,955.16 = 16,927.50/x
  3. Step 3: Cross multiply
    19,326.18x = 28,955.16 × 16,927.50
  4. Step 4: Simplify right side
    19,326.18x = 490,138,470.90
  5. Step 5: Solve for x
    x = 490,138,470.90/19,326.18
  6. Step 6: Final answer
    x = 25,361.37

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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.