Home / 25,019.60-37,506.36-11,878.16

Finding the Fourth Proportional to 25,019.60, 37,506.36 and 11,878.16

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Solution

The fourth proportional to 25,019.60, 37,506.36 and 11,878.16 is: 17,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019.60 : 37,506.36 = 11,878.16 : x
  2. Step 2: Convert to fraction form
    25,019.60/37,506.36 = 11,878.16/x
  3. Step 3: Cross multiply
    25,019.60x = 37,506.36 × 11,878.16
  4. Step 4: Simplify right side
    25,019.60x = 445,506,545.10
  5. Step 5: Solve for x
    x = 445,506,545.10/25,019.60
  6. Step 6: Final answer
    x = 17,806.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.