Home / 47,688.09-65,821.67-32,586.86

Finding the Fourth Proportional to 47,688.09, 65,821.67 and 32,586.86

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Solution

The fourth proportional to 47,688.09, 65,821.67 and 32,586.86 is: 44,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,688.09 : 65,821.67 = 32,586.86 : x
  2. Step 2: Convert to fraction form
    47,688.09/65,821.67 = 32,586.86/x
  3. Step 3: Cross multiply
    47,688.09x = 65,821.67 × 32,586.86
  4. Step 4: Simplify right side
    47,688.09x = 2,144,921,053.21
  5. Step 5: Solve for x
    x = 2,144,921,053.21/47,688.09
  6. Step 6: Final answer
    x = 44,978.13

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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.