Home / 47,730.16-65,866.25-26,508.06

Finding the Fourth Proportional to 47,730.16, 65,866.25 and 26,508.06

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Solution

The fourth proportional to 47,730.16, 65,866.25 and 26,508.06 is: 36,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.16 : 65,866.25 = 26,508.06 : x
  2. Step 2: Convert to fraction form
    47,730.16/65,866.25 = 26,508.06/x
  3. Step 3: Cross multiply
    47,730.16x = 65,866.25 × 26,508.06
  4. Step 4: Simplify right side
    47,730.16x = 1,745,986,045.10
  5. Step 5: Solve for x
    x = 1,745,986,045.10/47,730.16
  6. Step 6: Final answer
    x = 36,580.36

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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.