Home / 64,829.52-89,464.59-35,021.52

Finding the Fourth Proportional to 64,829.52, 89,464.59 and 35,021.52

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Solution

The fourth proportional to 64,829.52, 89,464.59 and 35,021.52 is: 48,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,829.52 : 89,464.59 = 35,021.52 : x
  2. Step 2: Convert to fraction form
    64,829.52/89,464.59 = 35,021.52/x
  3. Step 3: Cross multiply
    64,829.52x = 89,464.59 × 35,021.52
  4. Step 4: Simplify right side
    64,829.52x = 3,133,185,927.98
  5. Step 5: Solve for x
    x = 3,133,185,927.98/64,829.52
  6. Step 6: Final answer
    x = 48,329.62

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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.