Home / 64,823.59-89,464.70-37,976.34

Finding the Fourth Proportional to 64,823.59, 89,464.70 and 37,976.34

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Solution

The fourth proportional to 64,823.59, 89,464.70 and 37,976.34 is: 52,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,823.59 : 89,464.70 = 37,976.34 : x
  2. Step 2: Convert to fraction form
    64,823.59/89,464.70 = 37,976.34/x
  3. Step 3: Cross multiply
    64,823.59x = 89,464.70 × 37,976.34
  4. Step 4: Simplify right side
    64,823.59x = 3,397,542,295.63
  5. Step 5: Solve for x
    x = 3,397,542,295.63/64,823.59
  6. Step 6: Final answer
    x = 52,412.13

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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.