Home / 47,399.28-65,409.24-26,178.10

Finding the Fourth Proportional to 47,399.28, 65,409.24 and 26,178.10

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Solution

The fourth proportional to 47,399.28, 65,409.24 and 26,178.10 is: 36,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,399.28 : 65,409.24 = 26,178.10 : x
  2. Step 2: Convert to fraction form
    47,399.28/65,409.24 = 26,178.10/x
  3. Step 3: Cross multiply
    47,399.28x = 65,409.24 × 26,178.10
  4. Step 4: Simplify right side
    47,399.28x = 1,712,289,625.64
  5. Step 5: Solve for x
    x = 1,712,289,625.64/47,399.28
  6. Step 6: Final answer
    x = 36,124.80

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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.