Home / 35,048.28-48,364.78-19,129.64

Finding the Fourth Proportional to 35,048.28, 48,364.78 and 19,129.64

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Solution

The fourth proportional to 35,048.28, 48,364.78 and 19,129.64 is: 26,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,048.28 : 48,364.78 = 19,129.64 : x
  2. Step 2: Convert to fraction form
    35,048.28/48,364.78 = 19,129.64/x
  3. Step 3: Cross multiply
    35,048.28x = 48,364.78 × 19,129.64
  4. Step 4: Simplify right side
    35,048.28x = 925,200,830.08
  5. Step 5: Solve for x
    x = 925,200,830.08/35,048.28
  6. Step 6: Final answer
    x = 26,397.90

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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.