Home / 47,416.08-65,435.50-28,306.96

Finding the Fourth Proportional to 47,416.08, 65,435.50 and 28,306.96

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Solution

The fourth proportional to 47,416.08, 65,435.50 and 28,306.96 is: 39,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,416.08 : 65,435.50 = 28,306.96 : x
  2. Step 2: Convert to fraction form
    47,416.08/65,435.50 = 28,306.96/x
  3. Step 3: Cross multiply
    47,416.08x = 65,435.50 × 28,306.96
  4. Step 4: Simplify right side
    47,416.08x = 1,852,280,081.08
  5. Step 5: Solve for x
    x = 1,852,280,081.08/47,416.08
  6. Step 6: Final answer
    x = 39,064.39

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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.