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Finding the Fourth Proportional to 37,709.71, 52,036.37 and 21,795.19

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Solution

The fourth proportional to 37,709.71, 52,036.37 and 21,795.19 is: 30,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,709.71 : 52,036.37 = 21,795.19 : x
  2. Step 2: Convert to fraction form
    37,709.71/52,036.37 = 21,795.19/x
  3. Step 3: Cross multiply
    37,709.71x = 52,036.37 × 21,795.19
  4. Step 4: Simplify right side
    37,709.71x = 1,134,142,462.08
  5. Step 5: Solve for x
    x = 1,134,142,462.08/37,709.71
  6. Step 6: Final answer
    x = 30,075.61

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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.