Home / 33,156.76-49,735.67-18,459.10

Finding the Fourth Proportional to 33,156.76, 49,735.67 and 18,459.10

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Solution

The fourth proportional to 33,156.76, 49,735.67 and 18,459.10 is: 27,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.76 : 49,735.67 = 18,459.10 : x
  2. Step 2: Convert to fraction form
    33,156.76/49,735.67 = 18,459.10/x
  3. Step 3: Cross multiply
    33,156.76x = 49,735.67 × 18,459.10
  4. Step 4: Simplify right side
    33,156.76x = 918,075,365.12
  5. Step 5: Solve for x
    x = 918,075,365.12/33,156.76
  6. Step 6: Final answer
    x = 27,688.93

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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.