Home / 42,396.30-58,507.12-26,489.98

Finding the Fourth Proportional to 42,396.30, 58,507.12 and 26,489.98

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Solution

The fourth proportional to 42,396.30, 58,507.12 and 26,489.98 is: 36,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,396.30 : 58,507.12 = 26,489.98 : x
  2. Step 2: Convert to fraction form
    42,396.30/58,507.12 = 26,489.98/x
  3. Step 3: Cross multiply
    42,396.30x = 58,507.12 × 26,489.98
  4. Step 4: Simplify right side
    42,396.30x = 1,549,852,438.66
  5. Step 5: Solve for x
    x = 1,549,852,438.66/42,396.30
  6. Step 6: Final answer
    x = 36,556.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.