Home / 25,155.41-34,729.67-16,664.76

Finding the Fourth Proportional to 25,155.41, 34,729.67 and 16,664.76

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Solution

The fourth proportional to 25,155.41, 34,729.67 and 16,664.76 is: 23,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.41 : 34,729.67 = 16,664.76 : x
  2. Step 2: Convert to fraction form
    25,155.41/34,729.67 = 16,664.76/x
  3. Step 3: Cross multiply
    25,155.41x = 34,729.67 × 16,664.76
  4. Step 4: Simplify right side
    25,155.41x = 578,761,657.09
  5. Step 5: Solve for x
    x = 578,761,657.09/25,155.41
  6. Step 6: Final answer
    x = 23,007.45

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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.