Home / 47,406.65-65,421.40-25,896.69

Finding the Fourth Proportional to 47,406.65, 65,421.40 and 25,896.69

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Solution

The fourth proportional to 47,406.65, 65,421.40 and 25,896.69 is: 35,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,406.65 : 65,421.40 = 25,896.69 : x
  2. Step 2: Convert to fraction form
    47,406.65/65,421.40 = 25,896.69/x
  3. Step 3: Cross multiply
    47,406.65x = 65,421.40 × 25,896.69
  4. Step 4: Simplify right side
    47,406.65x = 1,694,197,715.17
  5. Step 5: Solve for x
    x = 1,694,197,715.17/47,406.65
  6. Step 6: Final answer
    x = 35,737.55

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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.