Home / 31,214.95-46,800.55-11,490.95

Finding the Fourth Proportional to 31,214.95, 46,800.55 and 11,490.95

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Solution

The fourth proportional to 31,214.95, 46,800.55 and 11,490.95 is: 17,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214.95 : 46,800.55 = 11,490.95 : x
  2. Step 2: Convert to fraction form
    31,214.95/46,800.55 = 11,490.95/x
  3. Step 3: Cross multiply
    31,214.95x = 46,800.55 × 11,490.95
  4. Step 4: Simplify right side
    31,214.95x = 537,782,517.29
  5. Step 5: Solve for x
    x = 537,782,517.29/31,214.95
  6. Step 6: Final answer
    x = 17,228.37

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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.