Home / 49,972.60-74,958.90-13,036.60

Finding the Fourth Proportional to 49,972.60, 74,958.90 and 13,036.60

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Solution

The fourth proportional to 49,972.60, 74,958.90 and 13,036.60 is: 19,554.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972.60 : 74,958.90 = 13,036.60 : x
  2. Step 2: Convert to fraction form
    49,972.60/74,958.90 = 13,036.60/x
  3. Step 3: Cross multiply
    49,972.60x = 74,958.90 × 13,036.60
  4. Step 4: Simplify right side
    49,972.60x = 977,209,195.74
  5. Step 5: Solve for x
    x = 977,209,195.74/49,972.60
  6. Step 6: Final answer
    x = 19,554.90

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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.