Home / 36,386.40-50,205.62-21,276.08

Finding the Fourth Proportional to 36,386.40, 50,205.62 and 21,276.08

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Solution

The fourth proportional to 36,386.40, 50,205.62 and 21,276.08 is: 29,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.40 : 50,205.62 = 21,276.08 : x
  2. Step 2: Convert to fraction form
    36,386.40/50,205.62 = 21,276.08/x
  3. Step 3: Cross multiply
    36,386.40x = 50,205.62 × 21,276.08
  4. Step 4: Simplify right side
    36,386.40x = 1,068,178,787.57
  5. Step 5: Solve for x
    x = 1,068,178,787.57/36,386.40
  6. Step 6: Final answer
    x = 29,356.54

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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.