Home / 35,816.16-49,422.48-20,706.42

Finding the Fourth Proportional to 35,816.16, 49,422.48 and 20,706.42

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Solution

The fourth proportional to 35,816.16, 49,422.48 and 20,706.42 is: 28,572.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.16 : 49,422.48 = 20,706.42 : x
  2. Step 2: Convert to fraction form
    35,816.16/49,422.48 = 20,706.42/x
  3. Step 3: Cross multiply
    35,816.16x = 49,422.48 × 20,706.42
  4. Step 4: Simplify right side
    35,816.16x = 1,023,362,628.32
  5. Step 5: Solve for x
    x = 1,023,362,628.32/35,816.16
  6. Step 6: Final answer
    x = 28,572.65

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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.