Home / 43,434.72-65,173.68-17,158.32

Finding the Fourth Proportional to 43,434.72, 65,173.68 and 17,158.32

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Solution

The fourth proportional to 43,434.72, 65,173.68 and 17,158.32 is: 25,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,434.72 : 65,173.68 = 17,158.32 : x
  2. Step 2: Convert to fraction form
    43,434.72/65,173.68 = 17,158.32/x
  3. Step 3: Cross multiply
    43,434.72x = 65,173.68 × 17,158.32
  4. Step 4: Simplify right side
    43,434.72x = 1,118,270,857.02
  5. Step 5: Solve for x
    x = 1,118,270,857.02/43,434.72
  6. Step 6: Final answer
    x = 25,746.01

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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.