Home / 37,826.76-52,200.48-20,830.64

Finding the Fourth Proportional to 37,826.76, 52,200.48 and 20,830.64

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Solution

The fourth proportional to 37,826.76, 52,200.48 and 20,830.64 is: 28,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826.76 : 52,200.48 = 20,830.64 : x
  2. Step 2: Convert to fraction form
    37,826.76/52,200.48 = 20,830.64/x
  3. Step 3: Cross multiply
    37,826.76x = 52,200.48 × 20,830.64
  4. Step 4: Simplify right side
    37,826.76x = 1,087,369,406.71
  5. Step 5: Solve for x
    x = 1,087,369,406.71/37,826.76
  6. Step 6: Final answer
    x = 28,746.04

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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.