Home / 14,779.12-22,113.60-8,859.28

Finding the Fourth Proportional to 14,779.12, 22,113.60 and 8,859.28

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Solution

The fourth proportional to 14,779.12, 22,113.60 and 8,859.28 is: 13,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.12 : 22,113.60 = 8,859.28 : x
  2. Step 2: Convert to fraction form
    14,779.12/22,113.60 = 8,859.28/x
  3. Step 3: Cross multiply
    14,779.12x = 22,113.60 × 8,859.28
  4. Step 4: Simplify right side
    14,779.12x = 195,910,574.21
  5. Step 5: Solve for x
    x = 195,910,574.21/14,779.12
  6. Step 6: Final answer
    x = 13,255.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.