Home / 25,637.86-35,380.58-14,885.25

Finding the Fourth Proportional to 25,637.86, 35,380.58 and 14,885.25

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Solution

The fourth proportional to 25,637.86, 35,380.58 and 14,885.25 is: 20,541.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,637.86 : 35,380.58 = 14,885.25 : x
  2. Step 2: Convert to fraction form
    25,637.86/35,380.58 = 14,885.25/x
  3. Step 3: Cross multiply
    25,637.86x = 35,380.58 × 14,885.25
  4. Step 4: Simplify right side
    25,637.86x = 526,648,778.45
  5. Step 5: Solve for x
    x = 526,648,778.45/25,637.86
  6. Step 6: Final answer
    x = 20,541.84

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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.