Home / 39,746.87-59,622.12-28,112.03

Finding the Fourth Proportional to 39,746.87, 59,622.12 and 28,112.03

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Solution

The fourth proportional to 39,746.87, 59,622.12 and 28,112.03 is: 42,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.87 : 59,622.12 = 28,112.03 : x
  2. Step 2: Convert to fraction form
    39,746.87/59,622.12 = 28,112.03/x
  3. Step 3: Cross multiply
    39,746.87x = 59,622.12 × 28,112.03
  4. Step 4: Simplify right side
    39,746.87x = 1,676,098,826.10
  5. Step 5: Solve for x
    x = 1,676,098,826.10/39,746.87
  6. Step 6: Final answer
    x = 42,169.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.