Home / 35,218.64-48,595.56-20,104.40

Finding the Fourth Proportional to 35,218.64, 48,595.56 and 20,104.40

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Solution

The fourth proportional to 35,218.64, 48,595.56 and 20,104.40 is: 27,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.64 : 48,595.56 = 20,104.40 : x
  2. Step 2: Convert to fraction form
    35,218.64/48,595.56 = 20,104.40/x
  3. Step 3: Cross multiply
    35,218.64x = 48,595.56 × 20,104.40
  4. Step 4: Simplify right side
    35,218.64x = 976,984,576.46
  5. Step 5: Solve for x
    x = 976,984,576.46/35,218.64
  6. Step 6: Final answer
    x = 27,740.55

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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.