Home / 39,714.90-59,481.62-18,952.98

Finding the Fourth Proportional to 39,714.90, 59,481.62 and 18,952.98

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Solution

The fourth proportional to 39,714.90, 59,481.62 and 18,952.98 is: 28,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714.90 : 59,481.62 = 18,952.98 : x
  2. Step 2: Convert to fraction form
    39,714.90/59,481.62 = 18,952.98/x
  3. Step 3: Cross multiply
    39,714.90x = 59,481.62 × 18,952.98
  4. Step 4: Simplify right side
    39,714.90x = 1,127,353,954.23
  5. Step 5: Solve for x
    x = 1,127,353,954.23/39,714.90
  6. Step 6: Final answer
    x = 28,386.17

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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.