Home / 41,489.40-57,210.08-28,037.32

Finding the Fourth Proportional to 41,489.40, 57,210.08 and 28,037.32

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Solution

The fourth proportional to 41,489.40, 57,210.08 and 28,037.32 is: 38,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,489.40 : 57,210.08 = 28,037.32 : x
  2. Step 2: Convert to fraction form
    41,489.40/57,210.08 = 28,037.32/x
  3. Step 3: Cross multiply
    41,489.40x = 57,210.08 × 28,037.32
  4. Step 4: Simplify right side
    41,489.40x = 1,604,017,320.19
  5. Step 5: Solve for x
    x = 1,604,017,320.19/41,489.40
  6. Step 6: Final answer
    x = 38,660.89

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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.