Home / 46,855.63-64,654.39-27,988.75

Finding the Fourth Proportional to 46,855.63, 64,654.39 and 27,988.75

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Solution

The fourth proportional to 46,855.63, 64,654.39 and 27,988.75 is: 38,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,855.63 : 64,654.39 = 27,988.75 : x
  2. Step 2: Convert to fraction form
    46,855.63/64,654.39 = 27,988.75/x
  3. Step 3: Cross multiply
    46,855.63x = 64,654.39 × 27,988.75
  4. Step 4: Simplify right side
    46,855.63x = 1,809,595,558.11
  5. Step 5: Solve for x
    x = 1,809,595,558.11/46,855.63
  6. Step 6: Final answer
    x = 38,620.66

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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.