Home / 37,417.96-51,637.06-20,422.32

Finding the Fourth Proportional to 37,417.96, 51,637.06 and 20,422.32

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Solution

The fourth proportional to 37,417.96, 51,637.06 and 20,422.32 is: 28,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,417.96 : 51,637.06 = 20,422.32 : x
  2. Step 2: Convert to fraction form
    37,417.96/51,637.06 = 20,422.32/x
  3. Step 3: Cross multiply
    37,417.96x = 51,637.06 × 20,422.32
  4. Step 4: Simplify right side
    37,417.96x = 1,054,548,563.18
  5. Step 5: Solve for x
    x = 1,054,548,563.18/37,417.96
  6. Step 6: Final answer
    x = 28,182.95

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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.