Home / 35,188.40-48,559.04-20,080.79

Finding the Fourth Proportional to 35,188.40, 48,559.04 and 20,080.79

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Solution

The fourth proportional to 35,188.40, 48,559.04 and 20,080.79 is: 27,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.40 : 48,559.04 = 20,080.79 : x
  2. Step 2: Convert to fraction form
    35,188.40/48,559.04 = 20,080.79/x
  3. Step 3: Cross multiply
    35,188.40x = 48,559.04 × 20,080.79
  4. Step 4: Simplify right side
    35,188.40x = 975,103,541.64
  5. Step 5: Solve for x
    x = 975,103,541.64/35,188.40
  6. Step 6: Final answer
    x = 27,710.94

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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.