Home / 47,289.57-65,177.40-34,521.75

Finding the Fourth Proportional to 47,289.57, 65,177.40 and 34,521.75

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Solution

The fourth proportional to 47,289.57, 65,177.40 and 34,521.75 is: 47,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289.57 : 65,177.40 = 34,521.75 : x
  2. Step 2: Convert to fraction form
    47,289.57/65,177.40 = 34,521.75/x
  3. Step 3: Cross multiply
    47,289.57x = 65,177.40 × 34,521.75
  4. Step 4: Simplify right side
    47,289.57x = 2,250,037,908.45
  5. Step 5: Solve for x
    x = 2,250,037,908.45/47,289.57
  6. Step 6: Final answer
    x = 47,580.00

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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.