Home / 47,728.07-65,869.96-27,312.02

Finding the Fourth Proportional to 47,728.07, 65,869.96 and 27,312.02

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Solution

The fourth proportional to 47,728.07, 65,869.96 and 27,312.02 is: 37,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.07 : 65,869.96 = 27,312.02 : x
  2. Step 2: Convert to fraction form
    47,728.07/65,869.96 = 27,312.02/x
  3. Step 3: Cross multiply
    47,728.07x = 65,869.96 × 27,312.02
  4. Step 4: Simplify right side
    47,728.07x = 1,799,041,664.92
  5. Step 5: Solve for x
    x = 1,799,041,664.92/47,728.07
  6. Step 6: Final answer
    x = 37,693.58

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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.