Home / 47,883.86-66,014.70-38,917.16

Finding the Fourth Proportional to 47,883.86, 66,014.70 and 38,917.16

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Solution

The fourth proportional to 47,883.86, 66,014.70 and 38,917.16 is: 53,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,883.86 : 66,014.70 = 38,917.16 : x
  2. Step 2: Convert to fraction form
    47,883.86/66,014.70 = 38,917.16/x
  3. Step 3: Cross multiply
    47,883.86x = 66,014.70 × 38,917.16
  4. Step 4: Simplify right side
    47,883.86x = 2,569,104,642.25
  5. Step 5: Solve for x
    x = 2,569,104,642.25/47,883.86
  6. Step 6: Final answer
    x = 53,652.83

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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.