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Finding the Fourth Proportional to 64,386.48, 96,530.04 and 24,404.88

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Solution

The fourth proportional to 64,386.48, 96,530.04 and 24,404.88 is: 36,588.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,386.48 : 96,530.04 = 24,404.88 : x
  2. Step 2: Convert to fraction form
    64,386.48/96,530.04 = 24,404.88/x
  3. Step 3: Cross multiply
    64,386.48x = 96,530.04 × 24,404.88
  4. Step 4: Simplify right side
    64,386.48x = 2,355,804,042.60
  5. Step 5: Solve for x
    x = 2,355,804,042.60/64,386.48
  6. Step 6: Final answer
    x = 36,588.49

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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.