Home / 39,859.87-59,793.86-13,566.46

Finding the Fourth Proportional to 39,859.87, 59,793.86 and 13,566.46

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Solution

The fourth proportional to 39,859.87, 59,793.86 and 13,566.46 is: 20,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859.87 : 59,793.86 = 13,566.46 : x
  2. Step 2: Convert to fraction form
    39,859.87/59,793.86 = 13,566.46/x
  3. Step 3: Cross multiply
    39,859.87x = 59,793.86 × 13,566.46
  4. Step 4: Simplify right side
    39,859.87x = 811,191,009.94
  5. Step 5: Solve for x
    x = 811,191,009.94/39,859.87
  6. Step 6: Final answer
    x = 20,351.07

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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.