Home / 47,003.96-64,828.80-29,108.90

Finding the Fourth Proportional to 47,003.96, 64,828.80 and 29,108.90

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Solution

The fourth proportional to 47,003.96, 64,828.80 and 29,108.90 is: 40,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.96 : 64,828.80 = 29,108.90 : x
  2. Step 2: Convert to fraction form
    47,003.96/64,828.80 = 29,108.90/x
  3. Step 3: Cross multiply
    47,003.96x = 64,828.80 × 29,108.90
  4. Step 4: Simplify right side
    47,003.96x = 1,887,094,732.18
  5. Step 5: Solve for x
    x = 1,887,094,732.18/47,003.96
  6. Step 6: Final answer
    x = 40,147.57

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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.