Home / 47,136.39-65,038.89-26,440.56

Finding the Fourth Proportional to 47,136.39, 65,038.89 and 26,440.56

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Solution

The fourth proportional to 47,136.39, 65,038.89 and 26,440.56 is: 36,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.39 : 65,038.89 = 26,440.56 : x
  2. Step 2: Convert to fraction form
    47,136.39/65,038.89 = 26,440.56/x
  3. Step 3: Cross multiply
    47,136.39x = 65,038.89 × 26,440.56
  4. Step 4: Simplify right side
    47,136.39x = 1,719,664,348.18
  5. Step 5: Solve for x
    x = 1,719,664,348.18/47,136.39
  6. Step 6: Final answer
    x = 36,482.73

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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.