Home / 25,109.40-34,636.14-16,154.04

Finding the Fourth Proportional to 25,109.40, 34,636.14 and 16,154.04

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Solution

The fourth proportional to 25,109.40, 34,636.14 and 16,154.04 is: 22,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.40 : 34,636.14 = 16,154.04 : x
  2. Step 2: Convert to fraction form
    25,109.40/34,636.14 = 16,154.04/x
  3. Step 3: Cross multiply
    25,109.40x = 34,636.14 × 16,154.04
  4. Step 4: Simplify right side
    25,109.40x = 559,513,591.01
  5. Step 5: Solve for x
    x = 559,513,591.01/25,109.40
  6. Step 6: Final answer
    x = 22,283.03

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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.