Home / 47,175.26-65,101.73-28,312.38

Finding the Fourth Proportional to 47,175.26, 65,101.73 and 28,312.38

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Solution

The fourth proportional to 47,175.26, 65,101.73 and 28,312.38 is: 39,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,175.26 : 65,101.73 = 28,312.38 : x
  2. Step 2: Convert to fraction form
    47,175.26/65,101.73 = 28,312.38/x
  3. Step 3: Cross multiply
    47,175.26x = 65,101.73 × 28,312.38
  4. Step 4: Simplify right side
    47,175.26x = 1,843,184,776.86
  5. Step 5: Solve for x
    x = 1,843,184,776.86/47,175.26
  6. Step 6: Final answer
    x = 39,071.01

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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.