Home / 64,748.39-97,119.34-18,001.67

Finding the Fourth Proportional to 64,748.39, 97,119.34 and 18,001.67

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Solution

The fourth proportional to 64,748.39, 97,119.34 and 18,001.67 is: 27,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,748.39 : 97,119.34 = 18,001.67 : x
  2. Step 2: Convert to fraction form
    64,748.39/97,119.34 = 18,001.67/x
  3. Step 3: Cross multiply
    64,748.39x = 97,119.34 × 18,001.67
  4. Step 4: Simplify right side
    64,748.39x = 1,748,309,778.70
  5. Step 5: Solve for x
    x = 1,748,309,778.70/64,748.39
  6. Step 6: Final answer
    x = 27,001.60

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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.