Home / 35,384.04-48,836.52-20,282.40

Finding the Fourth Proportional to 35,384.04, 48,836.52 and 20,282.40

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Solution

The fourth proportional to 35,384.04, 48,836.52 and 20,282.40 is: 27,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.04 : 48,836.52 = 20,282.40 : x
  2. Step 2: Convert to fraction form
    35,384.04/48,836.52 = 20,282.40/x
  3. Step 3: Cross multiply
    35,384.04x = 48,836.52 × 20,282.40
  4. Step 4: Simplify right side
    35,384.04x = 990,521,833.25
  5. Step 5: Solve for x
    x = 990,521,833.25/35,384.04
  6. Step 6: Final answer
    x = 27,993.46

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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.