Home / 47,195.15-65,128.10-25,683.98

Finding the Fourth Proportional to 47,195.15, 65,128.10 and 25,683.98

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Solution

The fourth proportional to 47,195.15, 65,128.10 and 25,683.98 is: 35,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,195.15 : 65,128.10 = 25,683.98 : x
  2. Step 2: Convert to fraction form
    47,195.15/65,128.10 = 25,683.98/x
  3. Step 3: Cross multiply
    47,195.15x = 65,128.10 × 25,683.98
  4. Step 4: Simplify right side
    47,195.15x = 1,672,748,363.78
  5. Step 5: Solve for x
    x = 1,672,748,363.78/47,195.15
  6. Step 6: Final answer
    x = 35,443.23

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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.