Home / 33,510.78-46,246.28-20,079.50

Finding the Fourth Proportional to 33,510.78, 46,246.28 and 20,079.50

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Solution

The fourth proportional to 33,510.78, 46,246.28 and 20,079.50 is: 27,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,510.78 : 46,246.28 = 20,079.50 : x
  2. Step 2: Convert to fraction form
    33,510.78/46,246.28 = 20,079.50/x
  3. Step 3: Cross multiply
    33,510.78x = 46,246.28 × 20,079.50
  4. Step 4: Simplify right side
    33,510.78x = 928,601,847.63
  5. Step 5: Solve for x
    x = 928,601,847.63/33,510.78
  6. Step 6: Final answer
    x = 27,710.54

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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.