Home / 26,948.63-37,189.11-15,770.63

Finding the Fourth Proportional to 26,948.63, 37,189.11 and 15,770.63

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Solution

The fourth proportional to 26,948.63, 37,189.11 and 15,770.63 is: 21,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.63 : 37,189.11 = 15,770.63 : x
  2. Step 2: Convert to fraction form
    26,948.63/37,189.11 = 15,770.63/x
  3. Step 3: Cross multiply
    26,948.63x = 37,189.11 × 15,770.63
  4. Step 4: Simplify right side
    26,948.63x = 586,495,507.89
  5. Step 5: Solve for x
    x = 586,495,507.89/26,948.63
  6. Step 6: Final answer
    x = 21,763.47

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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.