Home / 25,154.57-34,711.63-13,823.83

Finding the Fourth Proportional to 25,154.57, 34,711.63 and 13,823.83

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Solution

The fourth proportional to 25,154.57, 34,711.63 and 13,823.83 is: 19,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.57 : 34,711.63 = 13,823.83 : x
  2. Step 2: Convert to fraction form
    25,154.57/34,711.63 = 13,823.83/x
  3. Step 3: Cross multiply
    25,154.57x = 34,711.63 × 13,823.83
  4. Step 4: Simplify right side
    25,154.57x = 479,847,672.14
  5. Step 5: Solve for x
    x = 479,847,672.14/25,154.57
  6. Step 6: Final answer
    x = 19,075.96

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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.