Home / 65,347.42-98,021.79-25,904.86

Finding the Fourth Proportional to 65,347.42, 98,021.79 and 25,904.86

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Solution

The fourth proportional to 65,347.42, 98,021.79 and 25,904.86 is: 38,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,347.42 : 98,021.79 = 25,904.86 : x
  2. Step 2: Convert to fraction form
    65,347.42/98,021.79 = 25,904.86/x
  3. Step 3: Cross multiply
    65,347.42x = 98,021.79 × 25,904.86
  4. Step 4: Simplify right side
    65,347.42x = 2,539,240,746.90
  5. Step 5: Solve for x
    x = 2,539,240,746.90/65,347.42
  6. Step 6: Final answer
    x = 38,857.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.