Home / 25,457.48-35,122.38-14,844.86

Finding the Fourth Proportional to 25,457.48, 35,122.38 and 14,844.86

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Solution

The fourth proportional to 25,457.48, 35,122.38 and 14,844.86 is: 20,480.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.48 : 35,122.38 = 14,844.86 : x
  2. Step 2: Convert to fraction form
    25,457.48/35,122.38 = 14,844.86/x
  3. Step 3: Cross multiply
    25,457.48x = 35,122.38 × 14,844.86
  4. Step 4: Simplify right side
    25,457.48x = 521,386,813.97
  5. Step 5: Solve for x
    x = 521,386,813.97/25,457.48
  6. Step 6: Final answer
    x = 20,480.69

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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.