Home / 64,973.20-97,479.60-27,513.76

Finding the Fourth Proportional to 64,973.20, 97,479.60 and 27,513.76

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Solution

The fourth proportional to 64,973.20, 97,479.60 and 27,513.76 is: 41,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,973.20 : 97,479.60 = 27,513.76 : x
  2. Step 2: Convert to fraction form
    64,973.20/97,479.60 = 27,513.76/x
  3. Step 3: Cross multiply
    64,973.20x = 97,479.60 × 27,513.76
  4. Step 4: Simplify right side
    64,973.20x = 2,682,030,319.30
  5. Step 5: Solve for x
    x = 2,682,030,319.30/64,973.20
  6. Step 6: Final answer
    x = 41,279.02

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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.