Home / 47,528.48-65,592.60-28,408.88

Finding the Fourth Proportional to 47,528.48, 65,592.60 and 28,408.88

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Solution

The fourth proportional to 47,528.48, 65,592.60 and 28,408.88 is: 39,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,528.48 : 65,592.60 = 28,408.88 : x
  2. Step 2: Convert to fraction form
    47,528.48/65,592.60 = 28,408.88/x
  3. Step 3: Cross multiply
    47,528.48x = 65,592.60 × 28,408.88
  4. Step 4: Simplify right side
    47,528.48x = 1,863,412,302.29
  5. Step 5: Solve for x
    x = 1,863,412,302.29/47,528.48
  6. Step 6: Final answer
    x = 39,206.23

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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.