Home / 39,713.80-59,570.70-20,030.80

Finding the Fourth Proportional to 39,713.80, 59,570.70 and 20,030.80

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Solution

The fourth proportional to 39,713.80, 59,570.70 and 20,030.80 is: 30,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,713.80 : 59,570.70 = 20,030.80 : x
  2. Step 2: Convert to fraction form
    39,713.80/59,570.70 = 20,030.80/x
  3. Step 3: Cross multiply
    39,713.80x = 59,570.70 × 20,030.80
  4. Step 4: Simplify right side
    39,713.80x = 1,193,248,777.56
  5. Step 5: Solve for x
    x = 1,193,248,777.56/39,713.80
  6. Step 6: Final answer
    x = 30,046.20

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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.