Home / 45,745.74-63,123.36-26,631.69

Finding the Fourth Proportional to 45,745.74, 63,123.36 and 26,631.69

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Solution

The fourth proportional to 45,745.74, 63,123.36 and 26,631.69 is: 36,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,745.74 : 63,123.36 = 26,631.69 : x
  2. Step 2: Convert to fraction form
    45,745.74/63,123.36 = 26,631.69/x
  3. Step 3: Cross multiply
    45,745.74x = 63,123.36 × 26,631.69
  4. Step 4: Simplify right side
    45,745.74x = 1,681,081,755.28
  5. Step 5: Solve for x
    x = 1,681,081,755.28/45,745.74
  6. Step 6: Final answer
    x = 36,748.38

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Double scale
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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.