Home / 39,015.72-58,506.30-28,025.64

Finding the Fourth Proportional to 39,015.72, 58,506.30 and 28,025.64

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Solution

The fourth proportional to 39,015.72, 58,506.30 and 28,025.64 is: 42,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,015.72 : 58,506.30 = 28,025.64 : x
  2. Step 2: Convert to fraction form
    39,015.72/58,506.30 = 28,025.64/x
  3. Step 3: Cross multiply
    39,015.72x = 58,506.30 × 28,025.64
  4. Step 4: Simplify right side
    39,015.72x = 1,639,676,501.53
  5. Step 5: Solve for x
    x = 1,639,676,501.53/39,015.72
  6. Step 6: Final answer
    x = 42,026.05

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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.