Home / 35,888.28-49,525.68-19,976.40

Finding the Fourth Proportional to 35,888.28, 49,525.68 and 19,976.40

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Solution

The fourth proportional to 35,888.28, 49,525.68 and 19,976.40 is: 27,567.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,888.28 : 49,525.68 = 19,976.40 : x
  2. Step 2: Convert to fraction form
    35,888.28/49,525.68 = 19,976.40/x
  3. Step 3: Cross multiply
    35,888.28x = 49,525.68 × 19,976.40
  4. Step 4: Simplify right side
    35,888.28x = 989,344,793.95
  5. Step 5: Solve for x
    x = 989,344,793.95/35,888.28
  6. Step 6: Final answer
    x = 27,567.35

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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.