Home / 45,521.72-62,818.76-26,400.30

Finding the Fourth Proportional to 45,521.72, 62,818.76 and 26,400.30

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Solution

The fourth proportional to 45,521.72, 62,818.76 and 26,400.30 is: 36,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521.72 : 62,818.76 = 26,400.30 : x
  2. Step 2: Convert to fraction form
    45,521.72/62,818.76 = 26,400.30/x
  3. Step 3: Cross multiply
    45,521.72x = 62,818.76 × 26,400.30
  4. Step 4: Simplify right side
    45,521.72x = 1,658,433,977.63
  5. Step 5: Solve for x
    x = 1,658,433,977.63/45,521.72
  6. Step 6: Final answer
    x = 36,431.71

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1.5x scale

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.