Home / 47,005.46-64,830.87-29,110.40

Finding the Fourth Proportional to 47,005.46, 64,830.87 and 29,110.40

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Solution

The fourth proportional to 47,005.46, 64,830.87 and 29,110.40 is: 40,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,005.46 : 64,830.87 = 29,110.40 : x
  2. Step 2: Convert to fraction form
    47,005.46/64,830.87 = 29,110.40/x
  3. Step 3: Cross multiply
    47,005.46x = 64,830.87 × 29,110.40
  4. Step 4: Simplify right side
    47,005.46x = 1,887,252,558.05
  5. Step 5: Solve for x
    x = 1,887,252,558.05/47,005.46
  6. Step 6: Final answer
    x = 40,149.65

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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.