Home / 42,079.64-63,064.94-17,090.46

Finding the Fourth Proportional to 42,079.64, 63,064.94 and 17,090.46

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Solution

The fourth proportional to 42,079.64, 63,064.94 and 17,090.46 is: 25,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,079.64 : 63,064.94 = 17,090.46 : x
  2. Step 2: Convert to fraction form
    42,079.64/63,064.94 = 17,090.46/x
  3. Step 3: Cross multiply
    42,079.64x = 63,064.94 × 17,090.46
  4. Step 4: Simplify right side
    42,079.64x = 1,077,808,749.02
  5. Step 5: Solve for x
    x = 1,077,808,749.02/42,079.64
  6. Step 6: Final answer
    x = 25,613.55

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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.