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Finding the Fourth Proportional to 47,448.76, 65,476.73 and 26,226.76

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Solution

The fourth proportional to 47,448.76, 65,476.73 and 26,226.76 is: 36,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,448.76 : 65,476.73 = 26,226.76 : x
  2. Step 2: Convert to fraction form
    47,448.76/65,476.73 = 26,226.76/x
  3. Step 3: Cross multiply
    47,448.76x = 65,476.73 × 26,226.76
  4. Step 4: Simplify right side
    47,448.76x = 1,717,242,024.78
  5. Step 5: Solve for x
    x = 1,717,242,024.78/47,448.76
  6. Step 6: Final answer
    x = 36,191.51

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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.