Home / 25,490.58-35,181.18-14,735.81

Finding the Fourth Proportional to 25,490.58, 35,181.18 and 14,735.81

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Solution

The fourth proportional to 25,490.58, 35,181.18 and 14,735.81 is: 20,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.58 : 35,181.18 = 14,735.81 : x
  2. Step 2: Convert to fraction form
    25,490.58/35,181.18 = 14,735.81/x
  3. Step 3: Cross multiply
    25,490.58x = 35,181.18 × 14,735.81
  4. Step 4: Simplify right side
    25,490.58x = 518,423,008.15
  5. Step 5: Solve for x
    x = 518,423,008.15/25,490.58
  6. Step 6: Final answer
    x = 20,337.83

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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.