Home / 55,715.65-76,867.58-33,037.07

Finding the Fourth Proportional to 55,715.65, 76,867.58 and 33,037.07

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Solution

The fourth proportional to 55,715.65, 76,867.58 and 33,037.07 is: 45,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,715.65 : 76,867.58 = 33,037.07 : x
  2. Step 2: Convert to fraction form
    55,715.65/76,867.58 = 33,037.07/x
  3. Step 3: Cross multiply
    55,715.65x = 76,867.58 × 33,037.07
  4. Step 4: Simplify right side
    55,715.65x = 2,539,479,319.45
  5. Step 5: Solve for x
    x = 2,539,479,319.45/55,715.65
  6. Step 6: Final answer
    x = 45,579.28

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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.