Home / 39,132.08-58,697.88-12,836.64

Finding the Fourth Proportional to 39,132.08, 58,697.88 and 12,836.64

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Solution

The fourth proportional to 39,132.08, 58,697.88 and 12,836.64 is: 19,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.08 : 58,697.88 = 12,836.64 : x
  2. Step 2: Convert to fraction form
    39,132.08/58,697.88 = 12,836.64/x
  3. Step 3: Cross multiply
    39,132.08x = 58,697.88 × 12,836.64
  4. Step 4: Simplify right side
    39,132.08x = 753,483,554.32
  5. Step 5: Solve for x
    x = 753,483,554.32/39,132.08
  6. Step 6: Final answer
    x = 19,254.88

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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.