Home / 15,557.54-23,340.41-8,160.01

Finding the Fourth Proportional to 15,557.54, 23,340.41 and 8,160.01

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Solution

The fourth proportional to 15,557.54, 23,340.41 and 8,160.01 is: 12,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557.54 : 23,340.41 = 8,160.01 : x
  2. Step 2: Convert to fraction form
    15,557.54/23,340.41 = 8,160.01/x
  3. Step 3: Cross multiply
    15,557.54x = 23,340.41 × 8,160.01
  4. Step 4: Simplify right side
    15,557.54x = 190,457,997.98
  5. Step 5: Solve for x
    x = 190,457,997.98/15,557.54
  6. Step 6: Final answer
    x = 12,242.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.