Home / 47,401.14-65,426.16-29,485.94

Finding the Fourth Proportional to 47,401.14, 65,426.16 and 29,485.94

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Solution

The fourth proportional to 47,401.14, 65,426.16 and 29,485.94 is: 40,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,401.14 : 65,426.16 = 29,485.94 : x
  2. Step 2: Convert to fraction form
    47,401.14/65,426.16 = 29,485.94/x
  3. Step 3: Cross multiply
    47,401.14x = 65,426.16 × 29,485.94
  4. Step 4: Simplify right side
    47,401.14x = 1,929,151,828.19
  5. Step 5: Solve for x
    x = 1,929,151,828.19/47,401.14
  6. Step 6: Final answer
    x = 40,698.43

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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.