Home / 43,061.36-64,601.40-18,087.16

Finding the Fourth Proportional to 43,061.36, 64,601.40 and 18,087.16

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Solution

The fourth proportional to 43,061.36, 64,601.40 and 18,087.16 is: 27,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,061.36 : 64,601.40 = 18,087.16 : x
  2. Step 2: Convert to fraction form
    43,061.36/64,601.40 = 18,087.16/x
  3. Step 3: Cross multiply
    43,061.36x = 64,601.40 × 18,087.16
  4. Step 4: Simplify right side
    43,061.36x = 1,168,455,858.02
  5. Step 5: Solve for x
    x = 1,168,455,858.02/43,061.36
  6. Step 6: Final answer
    x = 27,134.67

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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.