Home / 47,459.25-65,459.75-29,309.58

Finding the Fourth Proportional to 47,459.25, 65,459.75 and 29,309.58

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Solution

The fourth proportional to 47,459.25, 65,459.75 and 29,309.58 is: 40,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,459.25 : 65,459.75 = 29,309.58 : x
  2. Step 2: Convert to fraction form
    47,459.25/65,459.75 = 29,309.58/x
  3. Step 3: Cross multiply
    47,459.25x = 65,459.75 × 29,309.58
  4. Step 4: Simplify right side
    47,459.25x = 1,918,597,632.86
  5. Step 5: Solve for x
    x = 1,918,597,632.86/47,459.25
  6. Step 6: Final answer
    x = 40,426.21

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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.