Home / 31,295.04-46,928.52-18,650.77

Finding the Fourth Proportional to 31,295.04, 46,928.52 and 18,650.77

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Solution

The fourth proportional to 31,295.04, 46,928.52 and 18,650.77 is: 27,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.04 : 46,928.52 = 18,650.77 : x
  2. Step 2: Convert to fraction form
    31,295.04/46,928.52 = 18,650.77/x
  3. Step 3: Cross multiply
    31,295.04x = 46,928.52 × 18,650.77
  4. Step 4: Simplify right side
    31,295.04x = 875,252,798.32
  5. Step 5: Solve for x
    x = 875,252,798.32/31,295.04
  6. Step 6: Final answer
    x = 27,967.78

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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.