Home / 25,247.04-34,832-15,167.60

Finding the Fourth Proportional to 25,247.04, 34,832 and 15,167.60

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Solution

The fourth proportional to 25,247.04, 34,832 and 15,167.60 is: 20,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.04 : 34,832 = 15,167.60 : x
  2. Step 2: Convert to fraction form
    25,247.04/34,832 = 15,167.60/x
  3. Step 3: Cross multiply
    25,247.04x = 34,832 × 15,167.60
  4. Step 4: Simplify right side
    25,247.04x = 528,317,843.20
  5. Step 5: Solve for x
    x = 528,317,843.20/25,247.04
  6. Step 6: Final answer
    x = 20,925.93

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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.