Home / 47,746.16-65,895.77-28,883.42

Finding the Fourth Proportional to 47,746.16, 65,895.77 and 28,883.42

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Solution

The fourth proportional to 47,746.16, 65,895.77 and 28,883.42 is: 39,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,746.16 : 65,895.77 = 28,883.42 : x
  2. Step 2: Convert to fraction form
    47,746.16/65,895.77 = 28,883.42/x
  3. Step 3: Cross multiply
    47,746.16x = 65,895.77 × 28,883.42
  4. Step 4: Simplify right side
    47,746.16x = 1,903,295,201.13
  5. Step 5: Solve for x
    x = 1,903,295,201.13/47,746.16
  6. Step 6: Final answer
    x = 39,862.79

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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.