Home / 62,971.20-86,898.24-34,676.64

Finding the Fourth Proportional to 62,971.20, 86,898.24 and 34,676.64

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Solution

The fourth proportional to 62,971.20, 86,898.24 and 34,676.64 is: 47,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,971.20 : 86,898.24 = 34,676.64 : x
  2. Step 2: Convert to fraction form
    62,971.20/86,898.24 = 34,676.64/x
  3. Step 3: Cross multiply
    62,971.20x = 86,898.24 × 34,676.64
  4. Step 4: Simplify right side
    62,971.20x = 3,013,338,985.11
  5. Step 5: Solve for x
    x = 3,013,338,985.11/62,971.20
  6. Step 6: Final answer
    x = 47,852.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.