Home / 47,420.06-65,438.91-25,909.34

Finding the Fourth Proportional to 47,420.06, 65,438.91 and 25,909.34

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Solution

The fourth proportional to 47,420.06, 65,438.91 and 25,909.34 is: 35,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.06 : 65,438.91 = 25,909.34 : x
  2. Step 2: Convert to fraction form
    47,420.06/65,438.91 = 25,909.34/x
  3. Step 3: Cross multiply
    47,420.06x = 65,438.91 × 25,909.34
  4. Step 4: Simplify right side
    47,420.06x = 1,695,479,132.02
  5. Step 5: Solve for x
    x = 1,695,479,132.02/47,420.06
  6. Step 6: Final answer
    x = 35,754.47

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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.