Home / 18,737.03-25,856.80-10,238.96

Finding the Fourth Proportional to 18,737.03, 25,856.80 and 10,238.96

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Solution

The fourth proportional to 18,737.03, 25,856.80 and 10,238.96 is: 14,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737.03 : 25,856.80 = 10,238.96 : x
  2. Step 2: Convert to fraction form
    18,737.03/25,856.80 = 10,238.96/x
  3. Step 3: Cross multiply
    18,737.03x = 25,856.80 × 10,238.96
  4. Step 4: Simplify right side
    18,737.03x = 264,746,779.97
  5. Step 5: Solve for x
    x = 264,746,779.97/18,737.03
  6. Step 6: Final answer
    x = 14,129.60

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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.