Home / 39,739.35-59,554.76-20,031.24

Finding the Fourth Proportional to 39,739.35, 59,554.76 and 20,031.24

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Solution

The fourth proportional to 39,739.35, 59,554.76 and 20,031.24 is: 30,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,739.35 : 59,554.76 = 20,031.24 : x
  2. Step 2: Convert to fraction form
    39,739.35/59,554.76 = 20,031.24/x
  3. Step 3: Cross multiply
    39,739.35x = 59,554.76 × 20,031.24
  4. Step 4: Simplify right side
    39,739.35x = 1,192,955,590.55
  5. Step 5: Solve for x
    x = 1,192,955,590.55/39,739.35
  6. Step 6: Final answer
    x = 30,019.50

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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.