Home / 47,289.24-65,258.28-25,779.21

Finding the Fourth Proportional to 47,289.24, 65,258.28 and 25,779.21

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Solution

The fourth proportional to 47,289.24, 65,258.28 and 25,779.21 is: 35,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289.24 : 65,258.28 = 25,779.21 : x
  2. Step 2: Convert to fraction form
    47,289.24/65,258.28 = 25,779.21/x
  3. Step 3: Cross multiply
    47,289.24x = 65,258.28 × 25,779.21
  4. Step 4: Simplify right side
    47,289.24x = 1,682,306,904.36
  5. Step 5: Solve for x
    x = 1,682,306,904.36/47,289.24
  6. Step 6: Final answer
    x = 35,574.83

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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.