Home / 47,611.04-65,701.68-28,744.88

Finding the Fourth Proportional to 47,611.04, 65,701.68 and 28,744.88

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Solution

The fourth proportional to 47,611.04, 65,701.68 and 28,744.88 is: 39,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,611.04 : 65,701.68 = 28,744.88 : x
  2. Step 2: Convert to fraction form
    47,611.04/65,701.68 = 28,744.88/x
  3. Step 3: Cross multiply
    47,611.04x = 65,701.68 × 28,744.88
  4. Step 4: Simplify right side
    47,611.04x = 1,888,586,907.40
  5. Step 5: Solve for x
    x = 1,888,586,907.40/47,611.04
  6. Step 6: Final answer
    x = 39,667.00

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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.