Home / 37,275.03-51,440.40-20,280.24

Finding the Fourth Proportional to 37,275.03, 51,440.40 and 20,280.24

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Solution

The fourth proportional to 37,275.03, 51,440.40 and 20,280.24 is: 27,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.03 : 51,440.40 = 20,280.24 : x
  2. Step 2: Convert to fraction form
    37,275.03/51,440.40 = 20,280.24/x
  3. Step 3: Cross multiply
    37,275.03x = 51,440.40 × 20,280.24
  4. Step 4: Simplify right side
    37,275.03x = 1,043,223,657.70
  5. Step 5: Solve for x
    x = 1,043,223,657.70/37,275.03
  6. Step 6: Final answer
    x = 27,987.20

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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.