Home / 47,632.30-65,729.37-26,410.78

Finding the Fourth Proportional to 47,632.30, 65,729.37 and 26,410.78

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Solution

The fourth proportional to 47,632.30, 65,729.37 and 26,410.78 is: 36,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,632.30 : 65,729.37 = 26,410.78 : x
  2. Step 2: Convert to fraction form
    47,632.30/65,729.37 = 26,410.78/x
  3. Step 3: Cross multiply
    47,632.30x = 65,729.37 × 26,410.78
  4. Step 4: Simplify right side
    47,632.30x = 1,735,963,930.61
  5. Step 5: Solve for x
    x = 1,735,963,930.61/47,632.30
  6. Step 6: Final answer
    x = 36,445.10

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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.