Home / 45,749.62-63,130.08-26,631.91

Finding the Fourth Proportional to 45,749.62, 63,130.08 and 26,631.91

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Solution

The fourth proportional to 45,749.62, 63,130.08 and 26,631.91 is: 36,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.62 : 63,130.08 = 26,631.91 : x
  2. Step 2: Convert to fraction form
    45,749.62/63,130.08 = 26,631.91/x
  3. Step 3: Cross multiply
    45,749.62x = 63,130.08 × 26,631.91
  4. Step 4: Simplify right side
    45,749.62x = 1,681,274,608.85
  5. Step 5: Solve for x
    x = 1,681,274,608.85/45,749.62
  6. Step 6: Final answer
    x = 36,749.48

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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.