Home / 25,089.42-34,624.52-15,015.94

Finding the Fourth Proportional to 25,089.42, 34,624.52 and 15,015.94

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Solution

The fourth proportional to 25,089.42, 34,624.52 and 15,015.94 is: 20,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.42 : 34,624.52 = 15,015.94 : x
  2. Step 2: Convert to fraction form
    25,089.42/34,624.52 = 15,015.94/x
  3. Step 3: Cross multiply
    25,089.42x = 34,624.52 × 15,015.94
  4. Step 4: Simplify right side
    25,089.42x = 519,919,639.77
  5. Step 5: Solve for x
    x = 519,919,639.77/25,089.42
  6. Step 6: Final answer
    x = 20,722.67

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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.