Home / 47,541.06-65,617.08-31,411.02

Finding the Fourth Proportional to 47,541.06, 65,617.08 and 31,411.02

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Solution

The fourth proportional to 47,541.06, 65,617.08 and 31,411.02 is: 43,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,541.06 : 65,617.08 = 31,411.02 : x
  2. Step 2: Convert to fraction form
    47,541.06/65,617.08 = 31,411.02/x
  3. Step 3: Cross multiply
    47,541.06x = 65,617.08 × 31,411.02
  4. Step 4: Simplify right side
    47,541.06x = 2,061,099,412.22
  5. Step 5: Solve for x
    x = 2,061,099,412.22/47,541.06
  6. Step 6: Final answer
    x = 43,354.09

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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.