Home / 25,928.66-35,772.19-16,981.27

Finding the Fourth Proportional to 25,928.66, 35,772.19 and 16,981.27

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Solution

The fourth proportional to 25,928.66, 35,772.19 and 16,981.27 is: 23,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,928.66 : 35,772.19 = 16,981.27 : x
  2. Step 2: Convert to fraction form
    25,928.66/35,772.19 = 16,981.27/x
  3. Step 3: Cross multiply
    25,928.66x = 35,772.19 × 16,981.27
  4. Step 4: Simplify right side
    25,928.66x = 607,457,085.00
  5. Step 5: Solve for x
    x = 607,457,085.00/25,928.66
  6. Step 6: Final answer
    x = 23,428.01

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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.