Home / 35,318.32-48,782.40-26,405.40

Finding the Fourth Proportional to 35,318.32, 48,782.40 and 26,405.40

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Solution

The fourth proportional to 35,318.32, 48,782.40 and 26,405.40 is: 36,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.32 : 48,782.40 = 26,405.40 : x
  2. Step 2: Convert to fraction form
    35,318.32/48,782.40 = 26,405.40/x
  3. Step 3: Cross multiply
    35,318.32x = 48,782.40 × 26,405.40
  4. Step 4: Simplify right side
    35,318.32x = 1,288,118,784.96
  5. Step 5: Solve for x
    x = 1,288,118,784.96/35,318.32
  6. Step 6: Final answer
    x = 36,471.69

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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.