Home / 37,710.24-52,036.80-20,711.68

Finding the Fourth Proportional to 37,710.24, 52,036.80 and 20,711.68

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Solution

The fourth proportional to 37,710.24, 52,036.80 and 20,711.68 is: 28,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.24 : 52,036.80 = 20,711.68 : x
  2. Step 2: Convert to fraction form
    37,710.24/52,036.80 = 20,711.68/x
  3. Step 3: Cross multiply
    37,710.24x = 52,036.80 × 20,711.68
  4. Step 4: Simplify right side
    37,710.24x = 1,077,769,549.82
  5. Step 5: Solve for x
    x = 1,077,769,549.82/37,710.24
  6. Step 6: Final answer
    x = 28,580.29

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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.