Home / 46,808.43-70,198.75-13,528.78

Finding the Fourth Proportional to 46,808.43, 70,198.75 and 13,528.78

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Solution

The fourth proportional to 46,808.43, 70,198.75 and 13,528.78 is: 20,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,808.43 : 70,198.75 = 13,528.78 : x
  2. Step 2: Convert to fraction form
    46,808.43/70,198.75 = 13,528.78/x
  3. Step 3: Cross multiply
    46,808.43x = 70,198.75 × 13,528.78
  4. Step 4: Simplify right side
    46,808.43x = 949,703,445.03
  5. Step 5: Solve for x
    x = 949,703,445.03/46,808.43
  6. Step 6: Final answer
    x = 20,289.15

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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.