Home / 37,031.40-51,103.94-20,265.32

Finding the Fourth Proportional to 37,031.40, 51,103.94 and 20,265.32

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Solution

The fourth proportional to 37,031.40, 51,103.94 and 20,265.32 is: 27,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,031.40 : 51,103.94 = 20,265.32 : x
  2. Step 2: Convert to fraction form
    37,031.40/51,103.94 = 20,265.32/x
  3. Step 3: Cross multiply
    37,031.40x = 51,103.94 × 20,265.32
  4. Step 4: Simplify right side
    37,031.40x = 1,035,637,697.36
  5. Step 5: Solve for x
    x = 1,035,637,697.36/37,031.40
  6. Step 6: Final answer
    x = 27,966.47

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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.