Home / 15,700.35-23,550.75-3,854.16

Finding the Fourth Proportional to 15,700.35, 23,550.75 and 3,854.16

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Solution

The fourth proportional to 15,700.35, 23,550.75 and 3,854.16 is: 5,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,700.35 : 23,550.75 = 3,854.16 : x
  2. Step 2: Convert to fraction form
    15,700.35/23,550.75 = 3,854.16/x
  3. Step 3: Cross multiply
    15,700.35x = 23,550.75 × 3,854.16
  4. Step 4: Simplify right side
    15,700.35x = 90,768,358.62
  5. Step 5: Solve for x
    x = 90,768,358.62/15,700.35
  6. Step 6: Final answer
    x = 5,781.30

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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.