Home / 19,103.25-26,364.06-10,605.90

Finding the Fourth Proportional to 19,103.25, 26,364.06 and 10,605.90

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Solution

The fourth proportional to 19,103.25, 26,364.06 and 10,605.90 is: 14,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.25 : 26,364.06 = 10,605.90 : x
  2. Step 2: Convert to fraction form
    19,103.25/26,364.06 = 10,605.90/x
  3. Step 3: Cross multiply
    19,103.25x = 26,364.06 × 10,605.90
  4. Step 4: Simplify right side
    19,103.25x = 279,614,583.95
  5. Step 5: Solve for x
    x = 279,614,583.95/19,103.25
  6. Step 6: Final answer
    x = 14,637.02

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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.