Home / 37,275.04-51,440.52-20,280.36

Finding the Fourth Proportional to 37,275.04, 51,440.52 and 20,280.36

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Solution

The fourth proportional to 37,275.04, 51,440.52 and 20,280.36 is: 27,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.04 : 51,440.52 = 20,280.36 : x
  2. Step 2: Convert to fraction form
    37,275.04/51,440.52 = 20,280.36/x
  3. Step 3: Cross multiply
    37,275.04x = 51,440.52 × 20,280.36
  4. Step 4: Simplify right side
    37,275.04x = 1,043,232,264.19
  5. Step 5: Solve for x
    x = 1,043,232,264.19/37,275.04
  6. Step 6: Final answer
    x = 27,987.42

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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.