Home / 26,849.40-37,057-15,517.34

Finding the Fourth Proportional to 26,849.40, 37,057 and 15,517.34

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Solution

The fourth proportional to 26,849.40, 37,057 and 15,517.34 is: 21,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.40 : 37,057 = 15,517.34 : x
  2. Step 2: Convert to fraction form
    26,849.40/37,057 = 15,517.34/x
  3. Step 3: Cross multiply
    26,849.40x = 37,057 × 15,517.34
  4. Step 4: Simplify right side
    26,849.40x = 575,026,068.38
  5. Step 5: Solve for x
    x = 575,026,068.38/26,849.40
  6. Step 6: Final answer
    x = 21,416.72

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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.