Home / 47,630.64-65,731.08-26,410.80

Finding the Fourth Proportional to 47,630.64, 65,731.08 and 26,410.80

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Solution

The fourth proportional to 47,630.64, 65,731.08 and 26,410.80 is: 36,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,630.64 : 65,731.08 = 26,410.80 : x
  2. Step 2: Convert to fraction form
    47,630.64/65,731.08 = 26,410.80/x
  3. Step 3: Cross multiply
    47,630.64x = 65,731.08 × 26,410.80
  4. Step 4: Simplify right side
    47,630.64x = 1,736,010,407.66
  5. Step 5: Solve for x
    x = 1,736,010,407.66/47,630.64
  6. Step 6: Final answer
    x = 36,447.35

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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.