Home / 18,854.63-26,019.61-10,356.95

Finding the Fourth Proportional to 18,854.63, 26,019.61 and 10,356.95

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Solution

The fourth proportional to 18,854.63, 26,019.61 and 10,356.95 is: 14,292.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.63 : 26,019.61 = 10,356.95 : x
  2. Step 2: Convert to fraction form
    18,854.63/26,019.61 = 10,356.95/x
  3. Step 3: Cross multiply
    18,854.63x = 26,019.61 × 10,356.95
  4. Step 4: Simplify right side
    18,854.63x = 269,483,773.90
  5. Step 5: Solve for x
    x = 269,483,773.90/18,854.63
  6. Step 6: Final answer
    x = 14,292.71

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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.