Home / 42,695.07-63,998.85-17,749.59

Finding the Fourth Proportional to 42,695.07, 63,998.85 and 17,749.59

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Solution

The fourth proportional to 42,695.07, 63,998.85 and 17,749.59 is: 26,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695.07 : 63,998.85 = 17,749.59 : x
  2. Step 2: Convert to fraction form
    42,695.07/63,998.85 = 17,749.59/x
  3. Step 3: Cross multiply
    42,695.07x = 63,998.85 × 17,749.59
  4. Step 4: Simplify right side
    42,695.07x = 1,135,953,347.97
  5. Step 5: Solve for x
    x = 1,135,953,347.97/42,695.07
  6. Step 6: Final answer
    x = 26,606.19

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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.