Home / 47,648.79-65,753.65-26,430.03

Finding the Fourth Proportional to 47,648.79, 65,753.65 and 26,430.03

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Solution

The fourth proportional to 47,648.79, 65,753.65 and 26,430.03 is: 36,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,648.79 : 65,753.65 = 26,430.03 : x
  2. Step 2: Convert to fraction form
    47,648.79/65,753.65 = 26,430.03/x
  3. Step 3: Cross multiply
    47,648.79x = 65,753.65 × 26,430.03
  4. Step 4: Simplify right side
    47,648.79x = 1,737,870,942.11
  5. Step 5: Solve for x
    x = 1,737,870,942.11/47,648.79
  6. Step 6: Final answer
    x = 36,472.51

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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.