Home / 31,284.36-46,925.73-9,103.86

Finding the Fourth Proportional to 31,284.36, 46,925.73 and 9,103.86

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Solution

The fourth proportional to 31,284.36, 46,925.73 and 9,103.86 is: 13,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,284.36 : 46,925.73 = 9,103.86 : x
  2. Step 2: Convert to fraction form
    31,284.36/46,925.73 = 9,103.86/x
  3. Step 3: Cross multiply
    31,284.36x = 46,925.73 × 9,103.86
  4. Step 4: Simplify right side
    31,284.36x = 427,205,276.32
  5. Step 5: Solve for x
    x = 427,205,276.32/31,284.36
  6. Step 6: Final answer
    x = 13,655.55

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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.