Home / 47,660.30-65,779.10-26,446.40

Finding the Fourth Proportional to 47,660.30, 65,779.10 and 26,446.40

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Solution

The fourth proportional to 47,660.30, 65,779.10 and 26,446.40 is: 36,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,660.30 : 65,779.10 = 26,446.40 : x
  2. Step 2: Convert to fraction form
    47,660.30/65,779.10 = 26,446.40/x
  3. Step 3: Cross multiply
    47,660.30x = 65,779.10 × 26,446.40
  4. Step 4: Simplify right side
    47,660.30x = 1,739,620,390.24
  5. Step 5: Solve for x
    x = 1,739,620,390.24/47,660.30
  6. Step 6: Final answer
    x = 36,500.41

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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.