Home / 47,165.72-65,088-25,943.72

Finding the Fourth Proportional to 47,165.72, 65,088 and 25,943.72

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Solution

The fourth proportional to 47,165.72, 65,088 and 25,943.72 is: 35,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,165.72 : 65,088 = 25,943.72 : x
  2. Step 2: Convert to fraction form
    47,165.72/65,088 = 25,943.72/x
  3. Step 3: Cross multiply
    47,165.72x = 65,088 × 25,943.72
  4. Step 4: Simplify right side
    47,165.72x = 1,688,624,847.36
  5. Step 5: Solve for x
    x = 1,688,624,847.36/47,165.72
  6. Step 6: Final answer
    x = 35,801.95

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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.