Home / 47,435.60-71,153.40-26,440.40

Finding the Fourth Proportional to 47,435.60, 71,153.40 and 26,440.40

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Solution

The fourth proportional to 47,435.60, 71,153.40 and 26,440.40 is: 39,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.60 : 71,153.40 = 26,440.40 : x
  2. Step 2: Convert to fraction form
    47,435.60/71,153.40 = 26,440.40/x
  3. Step 3: Cross multiply
    47,435.60x = 71,153.40 × 26,440.40
  4. Step 4: Simplify right side
    47,435.60x = 1,881,324,357.36
  5. Step 5: Solve for x
    x = 1,881,324,357.36/47,435.60
  6. Step 6: Final answer
    x = 39,660.60

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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.