Home / 45,890.72-63,366.54-37,394.12

Finding the Fourth Proportional to 45,890.72, 63,366.54 and 37,394.12

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Solution

The fourth proportional to 45,890.72, 63,366.54 and 37,394.12 is: 51,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,890.72 : 63,366.54 = 37,394.12 : x
  2. Step 2: Convert to fraction form
    45,890.72/63,366.54 = 37,394.12/x
  3. Step 3: Cross multiply
    45,890.72x = 63,366.54 × 37,394.12
  4. Step 4: Simplify right side
    45,890.72x = 2,369,536,000.74
  5. Step 5: Solve for x
    x = 2,369,536,000.74/45,890.72
  6. Step 6: Final answer
    x = 51,634.32

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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.