Home / 10,055.08-15,082.62-9,225.64

Finding the Fourth Proportional to 10,055.08, 15,082.62 and 9,225.64

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Solution

The fourth proportional to 10,055.08, 15,082.62 and 9,225.64 is: 13,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.08 : 15,082.62 = 9,225.64 : x
  2. Step 2: Convert to fraction form
    10,055.08/15,082.62 = 9,225.64/x
  3. Step 3: Cross multiply
    10,055.08x = 15,082.62 × 9,225.64
  4. Step 4: Simplify right side
    10,055.08x = 139,146,822.38
  5. Step 5: Solve for x
    x = 139,146,822.38/10,055.08
  6. Step 6: Final answer
    x = 13,838.46

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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.