Home / 47,804.12-65,952.06-28,934.36

Finding the Fourth Proportional to 47,804.12, 65,952.06 and 28,934.36

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Solution

The fourth proportional to 47,804.12, 65,952.06 and 28,934.36 is: 39,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,804.12 : 65,952.06 = 28,934.36 : x
  2. Step 2: Convert to fraction form
    47,804.12/65,952.06 = 28,934.36/x
  3. Step 3: Cross multiply
    47,804.12x = 65,952.06 × 28,934.36
  4. Step 4: Simplify right side
    47,804.12x = 1,908,280,646.78
  5. Step 5: Solve for x
    x = 1,908,280,646.78/47,804.12
  6. Step 6: Final answer
    x = 39,918.75

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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.