Home / 25,148.81-34,700.45-14,396.96

Finding the Fourth Proportional to 25,148.81, 34,700.45 and 14,396.96

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Solution

The fourth proportional to 25,148.81, 34,700.45 and 14,396.96 is: 19,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.81 : 34,700.45 = 14,396.96 : x
  2. Step 2: Convert to fraction form
    25,148.81/34,700.45 = 14,396.96/x
  3. Step 3: Cross multiply
    25,148.81x = 34,700.45 × 14,396.96
  4. Step 4: Simplify right side
    25,148.81x = 499,580,745.14
  5. Step 5: Solve for x
    x = 499,580,745.14/25,148.81
  6. Step 6: Final answer
    x = 19,864.99

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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.