Home / 47,458.83-65,482.31-28,334.88

Finding the Fourth Proportional to 47,458.83, 65,482.31 and 28,334.88

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Solution

The fourth proportional to 47,458.83, 65,482.31 and 28,334.88 is: 39,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,458.83 : 65,482.31 = 28,334.88 : x
  2. Step 2: Convert to fraction form
    47,458.83/65,482.31 = 28,334.88/x
  3. Step 3: Cross multiply
    47,458.83x = 65,482.31 × 28,334.88
  4. Step 4: Simplify right side
    47,458.83x = 1,855,433,254.30
  5. Step 5: Solve for x
    x = 1,855,433,254.30/47,458.83
  6. Step 6: Final answer
    x = 39,095.64

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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.