Home / 25,800.26-38,711.34-14,099.81

Finding the Fourth Proportional to 25,800.26, 38,711.34 and 14,099.81

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Solution

The fourth proportional to 25,800.26, 38,711.34 and 14,099.81 is: 21,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,800.26 : 38,711.34 = 14,099.81 : x
  2. Step 2: Convert to fraction form
    25,800.26/38,711.34 = 14,099.81/x
  3. Step 3: Cross multiply
    25,800.26x = 38,711.34 × 14,099.81
  4. Step 4: Simplify right side
    25,800.26x = 545,822,345.29
  5. Step 5: Solve for x
    x = 545,822,345.29/25,800.26
  6. Step 6: Final answer
    x = 21,155.70

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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.