Home / 39,822.08-59,739.20-13,528.32

Finding the Fourth Proportional to 39,822.08, 59,739.20 and 13,528.32

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Solution

The fourth proportional to 39,822.08, 59,739.20 and 13,528.32 is: 20,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.08 : 59,739.20 = 13,528.32 : x
  2. Step 2: Convert to fraction form
    39,822.08/59,739.20 = 13,528.32/x
  3. Step 3: Cross multiply
    39,822.08x = 59,739.20 × 13,528.32
  4. Step 4: Simplify right side
    39,822.08x = 808,171,014.14
  5. Step 5: Solve for x
    x = 808,171,014.14/39,822.08
  6. Step 6: Final answer
    x = 20,294.55

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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.