Home / 37,123.70-51,269.31-28,536.08

Finding the Fourth Proportional to 37,123.70, 51,269.31 and 28,536.08

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Solution

The fourth proportional to 37,123.70, 51,269.31 and 28,536.08 is: 39,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123.70 : 51,269.31 = 28,536.08 : x
  2. Step 2: Convert to fraction form
    37,123.70/51,269.31 = 28,536.08/x
  3. Step 3: Cross multiply
    37,123.70x = 51,269.31 × 28,536.08
  4. Step 4: Simplify right side
    37,123.70x = 1,463,024,875.36
  5. Step 5: Solve for x
    x = 1,463,024,875.36/37,123.70
  6. Step 6: Final answer
    x = 39,409.46

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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.