Home / 25,870.62-35,704.42-14,386.68

Finding the Fourth Proportional to 25,870.62, 35,704.42 and 14,386.68

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Solution

The fourth proportional to 25,870.62, 35,704.42 and 14,386.68 is: 19,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,870.62 : 35,704.42 = 14,386.68 : x
  2. Step 2: Convert to fraction form
    25,870.62/35,704.42 = 14,386.68/x
  3. Step 3: Cross multiply
    25,870.62x = 35,704.42 × 14,386.68
  4. Step 4: Simplify right side
    25,870.62x = 513,667,814.67
  5. Step 5: Solve for x
    x = 513,667,814.67/25,870.62
  6. Step 6: Final answer
    x = 19,855.26

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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.