Home / 26,912.23-37,139.90-14,975.31

Finding the Fourth Proportional to 26,912.23, 37,139.90 and 14,975.31

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Solution

The fourth proportional to 26,912.23, 37,139.90 and 14,975.31 is: 20,666.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.23 : 37,139.90 = 14,975.31 : x
  2. Step 2: Convert to fraction form
    26,912.23/37,139.90 = 14,975.31/x
  3. Step 3: Cross multiply
    26,912.23x = 37,139.90 × 14,975.31
  4. Step 4: Simplify right side
    26,912.23x = 556,181,440.99
  5. Step 5: Solve for x
    x = 556,181,440.99/26,912.23
  6. Step 6: Final answer
    x = 20,666.50

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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.