Home / 19,017.40-26,241.98-10,518.17

Finding the Fourth Proportional to 19,017.40, 26,241.98 and 10,518.17

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Solution

The fourth proportional to 19,017.40, 26,241.98 and 10,518.17 is: 14,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.40 : 26,241.98 = 10,518.17 : x
  2. Step 2: Convert to fraction form
    19,017.40/26,241.98 = 10,518.17/x
  3. Step 3: Cross multiply
    19,017.40x = 26,241.98 × 10,518.17
  4. Step 4: Simplify right side
    19,017.40x = 276,017,570.79
  5. Step 5: Solve for x
    x = 276,017,570.79/19,017.40
  6. Step 6: Final answer
    x = 14,513.95

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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.