Home / 35,823.41-49,432.37-20,713.78

Finding the Fourth Proportional to 35,823.41, 49,432.37 and 20,713.78

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Solution

The fourth proportional to 35,823.41, 49,432.37 and 20,713.78 is: 28,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,823.41 : 49,432.37 = 20,713.78 : x
  2. Step 2: Convert to fraction form
    35,823.41/49,432.37 = 20,713.78/x
  3. Step 3: Cross multiply
    35,823.41x = 49,432.37 × 20,713.78
  4. Step 4: Simplify right side
    35,823.41x = 1,023,931,283.84
  5. Step 5: Solve for x
    x = 1,023,931,283.84/35,823.41
  6. Step 6: Final answer
    x = 28,582.75

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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.