Home / 64,220.10-96,295.14-19,838.58

Finding the Fourth Proportional to 64,220.10, 96,295.14 and 19,838.58

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Solution

The fourth proportional to 64,220.10, 96,295.14 and 19,838.58 is: 29,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.10 : 96,295.14 = 19,838.58 : x
  2. Step 2: Convert to fraction form
    64,220.10/96,295.14 = 19,838.58/x
  3. Step 3: Cross multiply
    64,220.10x = 96,295.14 × 19,838.58
  4. Step 4: Simplify right side
    64,220.10x = 1,910,358,838.50
  5. Step 5: Solve for x
    x = 1,910,358,838.50/64,220.10
  6. Step 6: Final answer
    x = 29,747.05

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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.